Home / 3,157.02-4,738.46-1,598.12

Finding the Fourth Proportional to 3,157.02, 4,738.46 and 1,598.12

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Solution

The fourth proportional to 3,157.02, 4,738.46 and 1,598.12 is: 2,398.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.02 : 4,738.46 = 1,598.12 : x
  2. Step 2: Convert to fraction form
    3,157.02/4,738.46 = 1,598.12/x
  3. Step 3: Cross multiply
    3,157.02x = 4,738.46 × 1,598.12
  4. Step 4: Simplify right side
    3,157.02x = 7,572,627.70
  5. Step 5: Solve for x
    x = 7,572,627.70/3,157.02
  6. Step 6: Final answer
    x = 2,398.66

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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.