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Finding the Fourth Proportional to 9,046.85, 12,484.87 and 5,068.77

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Solution

The fourth proportional to 9,046.85, 12,484.87 and 5,068.77 is: 6,995.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,046.85 : 12,484.87 = 5,068.77 : x
  2. Step 2: Convert to fraction form
    9,046.85/12,484.87 = 5,068.77/x
  3. Step 3: Cross multiply
    9,046.85x = 12,484.87 × 5,068.77
  4. Step 4: Simplify right side
    9,046.85x = 63,282,921.84
  5. Step 5: Solve for x
    x = 63,282,921.84/9,046.85
  6. Step 6: Final answer
    x = 6,995.03

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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.