Home / 8,416.10-12,626.18-2,572.76

Finding the Fourth Proportional to 8,416.10, 12,626.18 and 2,572.76

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Solution

The fourth proportional to 8,416.10, 12,626.18 and 2,572.76 is: 3,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.10 : 12,626.18 = 2,572.76 : x
  2. Step 2: Convert to fraction form
    8,416.10/12,626.18 = 2,572.76/x
  3. Step 3: Cross multiply
    8,416.10x = 12,626.18 × 2,572.76
  4. Step 4: Simplify right side
    8,416.10x = 32,484,130.86
  5. Step 5: Solve for x
    x = 32,484,130.86/8,416.10
  6. Step 6: Final answer
    x = 3,859.76

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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.