Home / 12,494.10-17,240.61-6,904.74

Finding the Fourth Proportional to 12,494.10, 17,240.61 and 6,904.74

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Solution

The fourth proportional to 12,494.10, 17,240.61 and 6,904.74 is: 9,527.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,494.10 : 17,240.61 = 6,904.74 : x
  2. Step 2: Convert to fraction form
    12,494.10/17,240.61 = 6,904.74/x
  3. Step 3: Cross multiply
    12,494.10x = 17,240.61 × 6,904.74
  4. Step 4: Simplify right side
    12,494.10x = 119,041,929.49
  5. Step 5: Solve for x
    x = 119,041,929.49/12,494.10
  6. Step 6: Final answer
    x = 9,527.85

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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.