Home / 5,351.57-8,030.39-2,886.33

Finding the Fourth Proportional to 5,351.57, 8,030.39 and 2,886.33

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Solution

The fourth proportional to 5,351.57, 8,030.39 and 2,886.33 is: 4,331.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.57 : 8,030.39 = 2,886.33 : x
  2. Step 2: Convert to fraction form
    5,351.57/8,030.39 = 2,886.33/x
  3. Step 3: Cross multiply
    5,351.57x = 8,030.39 × 2,886.33
  4. Step 4: Simplify right side
    5,351.57x = 23,178,341.14
  5. Step 5: Solve for x
    x = 23,178,341.14/5,351.57
  6. Step 6: Final answer
    x = 4,331.13

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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.