Home / 4,547.19-6,821.13-1,260.55

Finding the Fourth Proportional to 4,547.19, 6,821.13 and 1,260.55

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Solution

The fourth proportional to 4,547.19, 6,821.13 and 1,260.55 is: 1,890.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.19 : 6,821.13 = 1,260.55 : x
  2. Step 2: Convert to fraction form
    4,547.19/6,821.13 = 1,260.55/x
  3. Step 3: Cross multiply
    4,547.19x = 6,821.13 × 1,260.55
  4. Step 4: Simplify right side
    4,547.19x = 8,598,375.42
  5. Step 5: Solve for x
    x = 8,598,375.42/4,547.19
  6. Step 6: Final answer
    x = 1,890.92

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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.