Home / 7,340.29-10,125.36-4,684.71

Finding the Fourth Proportional to 7,340.29, 10,125.36 and 4,684.71

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Solution

The fourth proportional to 7,340.29, 10,125.36 and 4,684.71 is: 6,462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.29 : 10,125.36 = 4,684.71 : x
  2. Step 2: Convert to fraction form
    7,340.29/10,125.36 = 4,684.71/x
  3. Step 3: Cross multiply
    7,340.29x = 10,125.36 × 4,684.71
  4. Step 4: Simplify right side
    7,340.29x = 47,434,354.84
  5. Step 5: Solve for x
    x = 47,434,354.84/7,340.29
  6. Step 6: Final answer
    x = 6,462.19

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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.