Home / 2,552.86-3,520.61-1,655.66

Finding the Fourth Proportional to 2,552.86, 3,520.61 and 1,655.66

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Solution

The fourth proportional to 2,552.86, 3,520.61 and 1,655.66 is: 2,283.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.86 : 3,520.61 = 1,655.66 : x
  2. Step 2: Convert to fraction form
    2,552.86/3,520.61 = 1,655.66/x
  3. Step 3: Cross multiply
    2,552.86x = 3,520.61 × 1,655.66
  4. Step 4: Simplify right side
    2,552.86x = 5,828,935.23
  5. Step 5: Solve for x
    x = 5,828,935.23/2,552.86
  6. Step 6: Final answer
    x = 2,283.29

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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.