Home / 2,471.60-3,706.18-1,637.30

Finding the Fourth Proportional to 2,471.60, 3,706.18 and 1,637.30

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Solution

The fourth proportional to 2,471.60, 3,706.18 and 1,637.30 is: 2,455.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471.60 : 3,706.18 = 1,637.30 : x
  2. Step 2: Convert to fraction form
    2,471.60/3,706.18 = 1,637.30/x
  3. Step 3: Cross multiply
    2,471.60x = 3,706.18 × 1,637.30
  4. Step 4: Simplify right side
    2,471.60x = 6,068,128.51
  5. Step 5: Solve for x
    x = 6,068,128.51/2,471.60
  6. Step 6: Final answer
    x = 2,455.14

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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.