Home / 2,545.36-3,512.50-1,497.40

Finding the Fourth Proportional to 2,545.36, 3,512.50 and 1,497.40

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Solution

The fourth proportional to 2,545.36, 3,512.50 and 1,497.40 is: 2,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.36 : 3,512.50 = 1,497.40 : x
  2. Step 2: Convert to fraction form
    2,545.36/3,512.50 = 1,497.40/x
  3. Step 3: Cross multiply
    2,545.36x = 3,512.50 × 1,497.40
  4. Step 4: Simplify right side
    2,545.36x = 5,259,617.50
  5. Step 5: Solve for x
    x = 5,259,617.50/2,545.36
  6. Step 6: Final answer
    x = 2,066.36

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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.