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Finding the Fourth Proportional to 10,392.49, 14,337.10 and 7,034.10

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Solution

The fourth proportional to 10,392.49, 14,337.10 and 7,034.10 is: 9,703.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392.49 : 14,337.10 = 7,034.10 : x
  2. Step 2: Convert to fraction form
    10,392.49/14,337.10 = 7,034.10/x
  3. Step 3: Cross multiply
    10,392.49x = 14,337.10 × 7,034.10
  4. Step 4: Simplify right side
    10,392.49x = 100,848,595.11
  5. Step 5: Solve for x
    x = 100,848,595.11/10,392.49
  6. Step 6: Final answer
    x = 9,703.99

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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.