Home / 8,442.17-12,664.61-2,598.77

Finding the Fourth Proportional to 8,442.17, 12,664.61 and 2,598.77

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Solution

The fourth proportional to 8,442.17, 12,664.61 and 2,598.77 is: 3,898.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442.17 : 12,664.61 = 2,598.77 : x
  2. Step 2: Convert to fraction form
    8,442.17/12,664.61 = 2,598.77/x
  3. Step 3: Cross multiply
    8,442.17x = 12,664.61 × 2,598.77
  4. Step 4: Simplify right side
    8,442.17x = 32,912,332.21
  5. Step 5: Solve for x
    x = 32,912,332.21/8,442.17
  6. Step 6: Final answer
    x = 3,898.57

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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.