Home / 3,477.59-5,217.04-1,397.76

Finding the Fourth Proportional to 3,477.59, 5,217.04 and 1,397.76

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Solution

The fourth proportional to 3,477.59, 5,217.04 and 1,397.76 is: 2,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.59 : 5,217.04 = 1,397.76 : x
  2. Step 2: Convert to fraction form
    3,477.59/5,217.04 = 1,397.76/x
  3. Step 3: Cross multiply
    3,477.59x = 5,217.04 × 1,397.76
  4. Step 4: Simplify right side
    3,477.59x = 7,292,166.34
  5. Step 5: Solve for x
    x = 7,292,166.34/3,477.59
  6. Step 6: Final answer
    x = 2,096.91

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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.