Home / 5,807.40-8,010.16-3,447.60

Finding the Fourth Proportional to 5,807.40, 8,010.16 and 3,447.60

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Solution

The fourth proportional to 5,807.40, 8,010.16 and 3,447.60 is: 4,755.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807.40 : 8,010.16 = 3,447.60 : x
  2. Step 2: Convert to fraction form
    5,807.40/8,010.16 = 3,447.60/x
  3. Step 3: Cross multiply
    5,807.40x = 8,010.16 × 3,447.60
  4. Step 4: Simplify right side
    5,807.40x = 27,615,827.62
  5. Step 5: Solve for x
    x = 27,615,827.62/5,807.40
  6. Step 6: Final answer
    x = 4,755.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.