Home / 2,040.02-3,058.14-807.20

Finding the Fourth Proportional to 2,040.02, 3,058.14 and 807.20

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Solution

The fourth proportional to 2,040.02, 3,058.14 and 807.20 is: 1,210.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.02 : 3,058.14 = 807.20 : x
  2. Step 2: Convert to fraction form
    2,040.02/3,058.14 = 807.20/x
  3. Step 3: Cross multiply
    2,040.02x = 3,058.14 × 807.20
  4. Step 4: Simplify right side
    2,040.02x = 2,468,530.61
  5. Step 5: Solve for x
    x = 2,468,530.61/2,040.02
  6. Step 6: Final answer
    x = 1,210.05

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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.