Home / 8,776.17-13,156.35-3,225.74

Finding the Fourth Proportional to 8,776.17, 13,156.35 and 3,225.74

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Solution

The fourth proportional to 8,776.17, 13,156.35 and 3,225.74 is: 4,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.17 : 13,156.35 = 3,225.74 : x
  2. Step 2: Convert to fraction form
    8,776.17/13,156.35 = 3,225.74/x
  3. Step 3: Cross multiply
    8,776.17x = 13,156.35 × 3,225.74
  4. Step 4: Simplify right side
    8,776.17x = 42,438,898.67
  5. Step 5: Solve for x
    x = 42,438,898.67/8,776.17
  6. Step 6: Final answer
    x = 4,835.70

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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.