Home / 4,008.48-5,531.76-2,239.89

Finding the Fourth Proportional to 4,008.48, 5,531.76 and 2,239.89

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Solution

The fourth proportional to 4,008.48, 5,531.76 and 2,239.89 is: 3,091.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.48 : 5,531.76 = 2,239.89 : x
  2. Step 2: Convert to fraction form
    4,008.48/5,531.76 = 2,239.89/x
  3. Step 3: Cross multiply
    4,008.48x = 5,531.76 × 2,239.89
  4. Step 4: Simplify right side
    4,008.48x = 12,390,533.91
  5. Step 5: Solve for x
    x = 12,390,533.91/4,008.48
  6. Step 6: Final answer
    x = 3,091.08

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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.