Home / 8,411.16-11,607.17-4,826.72

Finding the Fourth Proportional to 8,411.16, 11,607.17 and 4,826.72

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Solution

The fourth proportional to 8,411.16, 11,607.17 and 4,826.72 is: 6,660.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411.16 : 11,607.17 = 4,826.72 : x
  2. Step 2: Convert to fraction form
    8,411.16/11,607.17 = 4,826.72/x
  3. Step 3: Cross multiply
    8,411.16x = 11,607.17 × 4,826.72
  4. Step 4: Simplify right side
    8,411.16x = 56,024,564.47
  5. Step 5: Solve for x
    x = 56,024,564.47/8,411.16
  6. Step 6: Final answer
    x = 6,660.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.