Home / 7,387.62-10,193.43-4,699.91

Finding the Fourth Proportional to 7,387.62, 10,193.43 and 4,699.91

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Solution

The fourth proportional to 7,387.62, 10,193.43 and 4,699.91 is: 6,484.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.62 : 10,193.43 = 4,699.91 : x
  2. Step 2: Convert to fraction form
    7,387.62/10,193.43 = 4,699.91/x
  3. Step 3: Cross multiply
    7,387.62x = 10,193.43 × 4,699.91
  4. Step 4: Simplify right side
    7,387.62x = 47,908,152.62
  5. Step 5: Solve for x
    x = 47,908,152.62/7,387.62
  6. Step 6: Final answer
    x = 6,484.92

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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.