Home / 7,299.91-10,070.08-4,642.71

Finding the Fourth Proportional to 7,299.91, 10,070.08 and 4,642.71

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Solution

The fourth proportional to 7,299.91, 10,070.08 and 4,642.71 is: 6,404.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.91 : 10,070.08 = 4,642.71 : x
  2. Step 2: Convert to fraction form
    7,299.91/10,070.08 = 4,642.71/x
  3. Step 3: Cross multiply
    7,299.91x = 10,070.08 × 4,642.71
  4. Step 4: Simplify right side
    7,299.91x = 46,752,461.12
  5. Step 5: Solve for x
    x = 46,752,461.12/7,299.91
  6. Step 6: Final answer
    x = 6,404.53

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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.