Home / 7,743.49-10,690.45-5,098.59

Finding the Fourth Proportional to 7,743.49, 10,690.45 and 5,098.59

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Solution

The fourth proportional to 7,743.49, 10,690.45 and 5,098.59 is: 7,038.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.49 : 10,690.45 = 5,098.59 : x
  2. Step 2: Convert to fraction form
    7,743.49/10,690.45 = 5,098.59/x
  3. Step 3: Cross multiply
    7,743.49x = 10,690.45 × 5,098.59
  4. Step 4: Simplify right side
    7,743.49x = 54,506,221.47
  5. Step 5: Solve for x
    x = 54,506,221.47/7,743.49
  6. Step 6: Final answer
    x = 7,038.97

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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.