Home / 12,862.68-19,294.03-4,538.17

Finding the Fourth Proportional to 12,862.68, 19,294.03 and 4,538.17

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Solution

The fourth proportional to 12,862.68, 19,294.03 and 4,538.17 is: 6,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.68 : 19,294.03 = 4,538.17 : x
  2. Step 2: Convert to fraction form
    12,862.68/19,294.03 = 4,538.17/x
  3. Step 3: Cross multiply
    12,862.68x = 19,294.03 × 4,538.17
  4. Step 4: Simplify right side
    12,862.68x = 87,559,617.92
  5. Step 5: Solve for x
    x = 87,559,617.92/12,862.68
  6. Step 6: Final answer
    x = 6,807.26

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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.