Home / 12,526.52-17,285.74-6,937.72

Finding the Fourth Proportional to 12,526.52, 17,285.74 and 6,937.72

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Solution

The fourth proportional to 12,526.52, 17,285.74 and 6,937.72 is: 9,573.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526.52 : 17,285.74 = 6,937.72 : x
  2. Step 2: Convert to fraction form
    12,526.52/17,285.74 = 6,937.72/x
  3. Step 3: Cross multiply
    12,526.52x = 17,285.74 × 6,937.72
  4. Step 4: Simplify right side
    12,526.52x = 119,923,624.11
  5. Step 5: Solve for x
    x = 119,923,624.11/12,526.52
  6. Step 6: Final answer
    x = 9,573.58

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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.