Home / 3,152.02-4,349.57-1,807.48

Finding the Fourth Proportional to 3,152.02, 4,349.57 and 1,807.48

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Solution

The fourth proportional to 3,152.02, 4,349.57 and 1,807.48 is: 2,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.02 : 4,349.57 = 1,807.48 : x
  2. Step 2: Convert to fraction form
    3,152.02/4,349.57 = 1,807.48/x
  3. Step 3: Cross multiply
    3,152.02x = 4,349.57 × 1,807.48
  4. Step 4: Simplify right side
    3,152.02x = 7,861,760.78
  5. Step 5: Solve for x
    x = 7,861,760.78/3,152.02
  6. Step 6: Final answer
    x = 2,494.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.