Home / 7,470.72-10,312.32-6,071.04

Finding the Fourth Proportional to 7,470.72, 10,312.32 and 6,071.04

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Solution

The fourth proportional to 7,470.72, 10,312.32 and 6,071.04 is: 8,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.72 : 10,312.32 = 6,071.04 : x
  2. Step 2: Convert to fraction form
    7,470.72/10,312.32 = 6,071.04/x
  3. Step 3: Cross multiply
    7,470.72x = 10,312.32 × 6,071.04
  4. Step 4: Simplify right side
    7,470.72x = 62,606,507.21
  5. Step 5: Solve for x
    x = 62,606,507.21/7,470.72
  6. Step 6: Final answer
    x = 8,380.25

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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.