Home / 10,459.36-14,425.92-7,104.76

Finding the Fourth Proportional to 10,459.36, 14,425.92 and 7,104.76

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Solution

The fourth proportional to 10,459.36, 14,425.92 and 7,104.76 is: 9,799.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,459.36 : 14,425.92 = 7,104.76 : x
  2. Step 2: Convert to fraction form
    10,459.36/14,425.92 = 7,104.76/x
  3. Step 3: Cross multiply
    10,459.36x = 14,425.92 × 7,104.76
  4. Step 4: Simplify right side
    10,459.36x = 102,492,699.38
  5. Step 5: Solve for x
    x = 102,492,699.38/10,459.36
  6. Step 6: Final answer
    x = 9,799.14

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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.