Home / 8,898.72-13,336.20-3,701.76

Finding the Fourth Proportional to 8,898.72, 13,336.20 and 3,701.76

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Solution

The fourth proportional to 8,898.72, 13,336.20 and 3,701.76 is: 5,547.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.72 : 13,336.20 = 3,701.76 : x
  2. Step 2: Convert to fraction form
    8,898.72/13,336.20 = 3,701.76/x
  3. Step 3: Cross multiply
    8,898.72x = 13,336.20 × 3,701.76
  4. Step 4: Simplify right side
    8,898.72x = 49,367,411.71
  5. Step 5: Solve for x
    x = 49,367,411.71/8,898.72
  6. Step 6: Final answer
    x = 5,547.70

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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.