Home / 3,459.02-4,773.38-1,887.12

Finding the Fourth Proportional to 3,459.02, 4,773.38 and 1,887.12

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Solution

The fourth proportional to 3,459.02, 4,773.38 and 1,887.12 is: 2,604.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.02 : 4,773.38 = 1,887.12 : x
  2. Step 2: Convert to fraction form
    3,459.02/4,773.38 = 1,887.12/x
  3. Step 3: Cross multiply
    3,459.02x = 4,773.38 × 1,887.12
  4. Step 4: Simplify right side
    3,459.02x = 9,007,931.43
  5. Step 5: Solve for x
    x = 9,007,931.43/3,459.02
  6. Step 6: Final answer
    x = 2,604.19

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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.