Home / 4,476.48-6,714.72-1,553.20

Finding the Fourth Proportional to 4,476.48, 6,714.72 and 1,553.20

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Solution

The fourth proportional to 4,476.48, 6,714.72 and 1,553.20 is: 2,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.48 : 6,714.72 = 1,553.20 : x
  2. Step 2: Convert to fraction form
    4,476.48/6,714.72 = 1,553.20/x
  3. Step 3: Cross multiply
    4,476.48x = 6,714.72 × 1,553.20
  4. Step 4: Simplify right side
    4,476.48x = 10,429,303.10
  5. Step 5: Solve for x
    x = 10,429,303.10/4,476.48
  6. Step 6: Final answer
    x = 2,329.80

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Similar ratio
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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.