Home / 3,087.60-4,630.38-1,007.06

Finding the Fourth Proportional to 3,087.60, 4,630.38 and 1,007.06

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Solution

The fourth proportional to 3,087.60, 4,630.38 and 1,007.06 is: 1,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.60 : 4,630.38 = 1,007.06 : x
  2. Step 2: Convert to fraction form
    3,087.60/4,630.38 = 1,007.06/x
  3. Step 3: Cross multiply
    3,087.60x = 4,630.38 × 1,007.06
  4. Step 4: Simplify right side
    3,087.60x = 4,663,047.33
  5. Step 5: Solve for x
    x = 4,663,047.33/3,087.60
  6. Step 6: Final answer
    x = 1,510.25

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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.