Home / 3,088.64-4,635.40-1,358.48

Finding the Fourth Proportional to 3,088.64, 4,635.40 and 1,358.48

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Solution

The fourth proportional to 3,088.64, 4,635.40 and 1,358.48 is: 2,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.64 : 4,635.40 = 1,358.48 : x
  2. Step 2: Convert to fraction form
    3,088.64/4,635.40 = 1,358.48/x
  3. Step 3: Cross multiply
    3,088.64x = 4,635.40 × 1,358.48
  4. Step 4: Simplify right side
    3,088.64x = 6,297,098.19
  5. Step 5: Solve for x
    x = 6,297,098.19/3,088.64
  6. Step 6: Final answer
    x = 2,038.79

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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.