Home / 5,352.50-8,028.75-2,888.48

Finding the Fourth Proportional to 5,352.50, 8,028.75 and 2,888.48

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Solution

The fourth proportional to 5,352.50, 8,028.75 and 2,888.48 is: 4,332.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.50 : 8,028.75 = 2,888.48 : x
  2. Step 2: Convert to fraction form
    5,352.50/8,028.75 = 2,888.48/x
  3. Step 3: Cross multiply
    5,352.50x = 8,028.75 × 2,888.48
  4. Step 4: Simplify right side
    5,352.50x = 23,190,843.66
  5. Step 5: Solve for x
    x = 23,190,843.66/5,352.50
  6. Step 6: Final answer
    x = 4,332.72

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Half scale
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Double scale
Find fourth proportional to 5,353.50, 8,030.25 and 2,889.48
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.