Home / 3,088.92-4,631.48-1,140.60

Finding the Fourth Proportional to 3,088.92, 4,631.48 and 1,140.60

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Solution

The fourth proportional to 3,088.92, 4,631.48 and 1,140.60 is: 1,710.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.92 : 4,631.48 = 1,140.60 : x
  2. Step 2: Convert to fraction form
    3,088.92/4,631.48 = 1,140.60/x
  3. Step 3: Cross multiply
    3,088.92x = 4,631.48 × 1,140.60
  4. Step 4: Simplify right side
    3,088.92x = 5,282,660.39
  5. Step 5: Solve for x
    x = 5,282,660.39/3,088.92
  6. Step 6: Final answer
    x = 1,710.20

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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.