Home / 3,003.47-4,505.20-1,541.69

Finding the Fourth Proportional to 3,003.47, 4,505.20 and 1,541.69

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Solution

The fourth proportional to 3,003.47, 4,505.20 and 1,541.69 is: 2,312.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.47 : 4,505.20 = 1,541.69 : x
  2. Step 2: Convert to fraction form
    3,003.47/4,505.20 = 1,541.69/x
  3. Step 3: Cross multiply
    3,003.47x = 4,505.20 × 1,541.69
  4. Step 4: Simplify right side
    3,003.47x = 6,945,599.26
  5. Step 5: Solve for x
    x = 6,945,599.26/3,003.47
  6. Step 6: Final answer
    x = 2,312.53

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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.