Home / 3,377.04-4,660.72-2,051.20

Finding the Fourth Proportional to 3,377.04, 4,660.72 and 2,051.20

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Solution

The fourth proportional to 3,377.04, 4,660.72 and 2,051.20 is: 2,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377.04 : 4,660.72 = 2,051.20 : x
  2. Step 2: Convert to fraction form
    3,377.04/4,660.72 = 2,051.20/x
  3. Step 3: Cross multiply
    3,377.04x = 4,660.72 × 2,051.20
  4. Step 4: Simplify right side
    3,377.04x = 9,560,068.86
  5. Step 5: Solve for x
    x = 9,560,068.86/3,377.04
  6. Step 6: Final answer
    x = 2,830.90

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.