Home / 10,417.52-15,626.44-4,178.08

Finding the Fourth Proportional to 10,417.52, 15,626.44 and 4,178.08

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Solution

The fourth proportional to 10,417.52, 15,626.44 and 4,178.08 is: 6,267.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.52 : 15,626.44 = 4,178.08 : x
  2. Step 2: Convert to fraction form
    10,417.52/15,626.44 = 4,178.08/x
  3. Step 3: Cross multiply
    10,417.52x = 15,626.44 × 4,178.08
  4. Step 4: Simplify right side
    10,417.52x = 65,288,516.44
  5. Step 5: Solve for x
    x = 65,288,516.44/10,417.52
  6. Step 6: Final answer
    x = 6,267.18

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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.