Home / 4,486.48-6,728.76-1,565.08

Finding the Fourth Proportional to 4,486.48, 6,728.76 and 1,565.08

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Solution

The fourth proportional to 4,486.48, 6,728.76 and 1,565.08 is: 2,347.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.48 : 6,728.76 = 1,565.08 : x
  2. Step 2: Convert to fraction form
    4,486.48/6,728.76 = 1,565.08/x
  3. Step 3: Cross multiply
    4,486.48x = 6,728.76 × 1,565.08
  4. Step 4: Simplify right side
    4,486.48x = 10,531,047.70
  5. Step 5: Solve for x
    x = 10,531,047.70/4,486.48
  6. Step 6: Final answer
    x = 2,347.29

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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.