Home / 3,057.02-4,585.49-977.00

Finding the Fourth Proportional to 3,057.02, 4,585.49 and 977.00

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Solution

The fourth proportional to 3,057.02, 4,585.49 and 977.00 is: 1,465.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.02 : 4,585.49 = 977.00 : x
  2. Step 2: Convert to fraction form
    3,057.02/4,585.49 = 977.00/x
  3. Step 3: Cross multiply
    3,057.02x = 4,585.49 × 977.00
  4. Step 4: Simplify right side
    3,057.02x = 4,480,003.25
  5. Step 5: Solve for x
    x = 4,480,003.25/3,057.02
  6. Step 6: Final answer
    x = 1,465.48

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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.