Home / 6,442.57-9,665.07-2,547.01

Finding the Fourth Proportional to 6,442.57, 9,665.07 and 2,547.01

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Solution

The fourth proportional to 6,442.57, 9,665.07 and 2,547.01 is: 3,821.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.57 : 9,665.07 = 2,547.01 : x
  2. Step 2: Convert to fraction form
    6,442.57/9,665.07 = 2,547.01/x
  3. Step 3: Cross multiply
    6,442.57x = 9,665.07 × 2,547.01
  4. Step 4: Simplify right side
    6,442.57x = 24,617,029.94
  5. Step 5: Solve for x
    x = 24,617,029.94/6,442.57
  6. Step 6: Final answer
    x = 3,821.00

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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.