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Finding the Fourth Proportional to 11,434.71, 17,152.07 and 7,510.77

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Solution

The fourth proportional to 11,434.71, 17,152.07 and 7,510.77 is: 11,266.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.71 : 17,152.07 = 7,510.77 : x
  2. Step 2: Convert to fraction form
    11,434.71/17,152.07 = 7,510.77/x
  3. Step 3: Cross multiply
    11,434.71x = 17,152.07 × 7,510.77
  4. Step 4: Simplify right side
    11,434.71x = 128,825,252.79
  5. Step 5: Solve for x
    x = 128,825,252.79/11,434.71
  6. Step 6: Final answer
    x = 11,266.16

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Similar ratio
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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.