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Finding the Fourth Proportional to 5,476.07, 7,544.53 and 5,106.71

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Solution

The fourth proportional to 5,476.07, 7,544.53 and 5,106.71 is: 7,035.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.07 : 7,544.53 = 5,106.71 : x
  2. Step 2: Convert to fraction form
    5,476.07/7,544.53 = 5,106.71/x
  3. Step 3: Cross multiply
    5,476.07x = 7,544.53 × 5,106.71
  4. Step 4: Simplify right side
    5,476.07x = 38,527,726.80
  5. Step 5: Solve for x
    x = 38,527,726.80/5,476.07
  6. Step 6: Final answer
    x = 7,035.65

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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.