Home / 5,043.60-7,569.12-2,547.18

Finding the Fourth Proportional to 5,043.60, 7,569.12 and 2,547.18

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Solution

The fourth proportional to 5,043.60, 7,569.12 and 2,547.18 is: 3,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.60 : 7,569.12 = 2,547.18 : x
  2. Step 2: Convert to fraction form
    5,043.60/7,569.12 = 2,547.18/x
  3. Step 3: Cross multiply
    5,043.60x = 7,569.12 × 2,547.18
  4. Step 4: Simplify right side
    5,043.60x = 19,279,911.08
  5. Step 5: Solve for x
    x = 19,279,911.08/5,043.60
  6. Step 6: Final answer
    x = 3,822.65

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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.