Home / 8,125.64-12,165.18-5,026.76

Finding the Fourth Proportional to 8,125.64, 12,165.18 and 5,026.76

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Solution

The fourth proportional to 8,125.64, 12,165.18 and 5,026.76 is: 7,525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.64 : 12,165.18 = 5,026.76 : x
  2. Step 2: Convert to fraction form
    8,125.64/12,165.18 = 5,026.76/x
  3. Step 3: Cross multiply
    8,125.64x = 12,165.18 × 5,026.76
  4. Step 4: Simplify right side
    8,125.64x = 61,151,440.22
  5. Step 5: Solve for x
    x = 61,151,440.22/8,125.64
  6. Step 6: Final answer
    x = 7,525.74

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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.