Home / 3,132.02-4,697.28-940.22

Finding the Fourth Proportional to 3,132.02, 4,697.28 and 940.22

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Solution

The fourth proportional to 3,132.02, 4,697.28 and 940.22 is: 1,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.02 : 4,697.28 = 940.22 : x
  2. Step 2: Convert to fraction form
    3,132.02/4,697.28 = 940.22/x
  3. Step 3: Cross multiply
    3,132.02x = 4,697.28 × 940.22
  4. Step 4: Simplify right side
    3,132.02x = 4,416,476.60
  5. Step 5: Solve for x
    x = 4,416,476.60/3,132.02
  6. Step 6: Final answer
    x = 1,410.10

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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.