Home / 10,484.58-15,715.53-4,934.46

Finding the Fourth Proportional to 10,484.58, 15,715.53 and 4,934.46

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Solution

The fourth proportional to 10,484.58, 15,715.53 and 4,934.46 is: 7,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,484.58 : 15,715.53 = 4,934.46 : x
  2. Step 2: Convert to fraction form
    10,484.58/15,715.53 = 4,934.46/x
  3. Step 3: Cross multiply
    10,484.58x = 15,715.53 × 4,934.46
  4. Step 4: Simplify right side
    10,484.58x = 77,547,654.16
  5. Step 5: Solve for x
    x = 77,547,654.16/10,484.58
  6. Step 6: Final answer
    x = 7,396.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.