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Finding the Fourth Proportional to 4,497.40, 6,746.10 and 2,553.40

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Solution

The fourth proportional to 4,497.40, 6,746.10 and 2,553.40 is: 3,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,497.40 : 6,746.10 = 2,553.40 : x
  2. Step 2: Convert to fraction form
    4,497.40/6,746.10 = 2,553.40/x
  3. Step 3: Cross multiply
    4,497.40x = 6,746.10 × 2,553.40
  4. Step 4: Simplify right side
    4,497.40x = 17,225,491.74
  5. Step 5: Solve for x
    x = 17,225,491.74/4,497.40
  6. Step 6: Final answer
    x = 3,830.10

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1.5x scale

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.