Home / 10,416.60-14,374.92-5,700.90

Finding the Fourth Proportional to 10,416.60, 14,374.92 and 5,700.90

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Solution

The fourth proportional to 10,416.60, 14,374.92 and 5,700.90 is: 7,867.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.60 : 14,374.92 = 5,700.90 : x
  2. Step 2: Convert to fraction form
    10,416.60/14,374.92 = 5,700.90/x
  3. Step 3: Cross multiply
    10,416.60x = 14,374.92 × 5,700.90
  4. Step 4: Simplify right side
    10,416.60x = 81,949,981.43
  5. Step 5: Solve for x
    x = 81,949,981.43/10,416.60
  6. Step 6: Final answer
    x = 7,867.25

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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.