Home / 8,088.48-12,156.66-6,710.76

Finding the Fourth Proportional to 8,088.48, 12,156.66 and 6,710.76

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Solution

The fourth proportional to 8,088.48, 12,156.66 and 6,710.76 is: 10,086.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.48 : 12,156.66 = 6,710.76 : x
  2. Step 2: Convert to fraction form
    8,088.48/12,156.66 = 6,710.76/x
  3. Step 3: Cross multiply
    8,088.48x = 12,156.66 × 6,710.76
  4. Step 4: Simplify right side
    8,088.48x = 81,580,427.66
  5. Step 5: Solve for x
    x = 81,580,427.66/8,088.48
  6. Step 6: Final answer
    x = 10,086.00

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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.