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Finding the Fourth Proportional to 9,044.64, 12,484.08 and 5,507.82

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Solution

The fourth proportional to 9,044.64, 12,484.08 and 5,507.82 is: 7,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044.64 : 12,484.08 = 5,507.82 : x
  2. Step 2: Convert to fraction form
    9,044.64/12,484.08 = 5,507.82/x
  3. Step 3: Cross multiply
    9,044.64x = 12,484.08 × 5,507.82
  4. Step 4: Simplify right side
    9,044.64x = 68,760,065.51
  5. Step 5: Solve for x
    x = 68,760,065.51/9,044.64
  6. Step 6: Final answer
    x = 7,602.30

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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.