Home / 8,776.06-12,112.10-5,000.59

Finding the Fourth Proportional to 8,776.06, 12,112.10 and 5,000.59

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Solution

The fourth proportional to 8,776.06, 12,112.10 and 5,000.59 is: 6,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.06 : 12,112.10 = 5,000.59 : x
  2. Step 2: Convert to fraction form
    8,776.06/12,112.10 = 5,000.59/x
  3. Step 3: Cross multiply
    8,776.06x = 12,112.10 × 5,000.59
  4. Step 4: Simplify right side
    8,776.06x = 60,567,607.99
  5. Step 5: Solve for x
    x = 60,567,607.99/8,776.06
  6. Step 6: Final answer
    x = 6,901.46

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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.