Home / 11,862.34-16,369.79-6,557.04

Finding the Fourth Proportional to 11,862.34, 16,369.79 and 6,557.04

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Solution

The fourth proportional to 11,862.34, 16,369.79 and 6,557.04 is: 9,048.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.34 : 16,369.79 = 6,557.04 : x
  2. Step 2: Convert to fraction form
    11,862.34/16,369.79 = 6,557.04/x
  3. Step 3: Cross multiply
    11,862.34x = 16,369.79 × 6,557.04
  4. Step 4: Simplify right side
    11,862.34x = 107,337,253.19
  5. Step 5: Solve for x
    x = 107,337,253.19/11,862.34
  6. Step 6: Final answer
    x = 9,048.57

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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.