Home / 3,395.27-5,090.02-1,545.74

Finding the Fourth Proportional to 3,395.27, 5,090.02 and 1,545.74

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Solution

The fourth proportional to 3,395.27, 5,090.02 and 1,545.74 is: 2,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.27 : 5,090.02 = 1,545.74 : x
  2. Step 2: Convert to fraction form
    3,395.27/5,090.02 = 1,545.74/x
  3. Step 3: Cross multiply
    3,395.27x = 5,090.02 × 1,545.74
  4. Step 4: Simplify right side
    3,395.27x = 7,867,847.51
  5. Step 5: Solve for x
    x = 7,867,847.51/3,395.27
  6. Step 6: Final answer
    x = 2,317.30

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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.