Home / 9,178.08-13,746.96-6,862.56

Finding the Fourth Proportional to 9,178.08, 13,746.96 and 6,862.56

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Solution

The fourth proportional to 9,178.08, 13,746.96 and 6,862.56 is: 10,278.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.08 : 13,746.96 = 6,862.56 : x
  2. Step 2: Convert to fraction form
    9,178.08/13,746.96 = 6,862.56/x
  3. Step 3: Cross multiply
    9,178.08x = 13,746.96 × 6,862.56
  4. Step 4: Simplify right side
    9,178.08x = 94,339,337.82
  5. Step 5: Solve for x
    x = 94,339,337.82/9,178.08
  6. Step 6: Final answer
    x = 10,278.77

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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.