Home / 10,531.94-14,534.01-5,816.21

Finding the Fourth Proportional to 10,531.94, 14,534.01 and 5,816.21

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Solution

The fourth proportional to 10,531.94, 14,534.01 and 5,816.21 is: 8,026.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,531.94 : 14,534.01 = 5,816.21 : x
  2. Step 2: Convert to fraction form
    10,531.94/14,534.01 = 5,816.21/x
  3. Step 3: Cross multiply
    10,531.94x = 14,534.01 × 5,816.21
  4. Step 4: Simplify right side
    10,531.94x = 84,532,854.30
  5. Step 5: Solve for x
    x = 84,532,854.30/10,531.94
  6. Step 6: Final answer
    x = 8,026.33

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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.