Home / 5,347.08-8,020.60-1,451.48

Finding the Fourth Proportional to 5,347.08, 8,020.60 and 1,451.48

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Solution

The fourth proportional to 5,347.08, 8,020.60 and 1,451.48 is: 2,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.08 : 8,020.60 = 1,451.48 : x
  2. Step 2: Convert to fraction form
    5,347.08/8,020.60 = 1,451.48/x
  3. Step 3: Cross multiply
    5,347.08x = 8,020.60 × 1,451.48
  4. Step 4: Simplify right side
    5,347.08x = 11,641,696.76
  5. Step 5: Solve for x
    x = 11,641,696.76/5,347.08
  6. Step 6: Final answer
    x = 2,177.21

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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.