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Finding the Fourth Proportional to 10,630.53, 14,654.93 and 7,476.93

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Solution

The fourth proportional to 10,630.53, 14,654.93 and 7,476.93 is: 10,307.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.53 : 14,654.93 = 7,476.93 : x
  2. Step 2: Convert to fraction form
    10,630.53/14,654.93 = 7,476.93/x
  3. Step 3: Cross multiply
    10,630.53x = 14,654.93 × 7,476.93
  4. Step 4: Simplify right side
    10,630.53x = 109,573,848.38
  5. Step 5: Solve for x
    x = 109,573,848.38/10,630.53
  6. Step 6: Final answer
    x = 10,307.47

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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.