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Finding the Fourth Proportional to 9,605.02, 14,407.80 and 2,679.52

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Solution

The fourth proportional to 9,605.02, 14,407.80 and 2,679.52 is: 4,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,605.02 : 14,407.80 = 2,679.52 : x
  2. Step 2: Convert to fraction form
    9,605.02/14,407.80 = 2,679.52/x
  3. Step 3: Cross multiply
    9,605.02x = 14,407.80 × 2,679.52
  4. Step 4: Simplify right side
    9,605.02x = 38,605,988.26
  5. Step 5: Solve for x
    x = 38,605,988.26/9,605.02
  6. Step 6: Final answer
    x = 4,019.36

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1.5x scale

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.