Home / 5,163.48-7,124.49-2,925.18

Finding the Fourth Proportional to 5,163.48, 7,124.49 and 2,925.18

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Solution

The fourth proportional to 5,163.48, 7,124.49 and 2,925.18 is: 4,036.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.48 : 7,124.49 = 2,925.18 : x
  2. Step 2: Convert to fraction form
    5,163.48/7,124.49 = 2,925.18/x
  3. Step 3: Cross multiply
    5,163.48x = 7,124.49 × 2,925.18
  4. Step 4: Simplify right side
    5,163.48x = 20,840,415.66
  5. Step 5: Solve for x
    x = 20,840,415.66/5,163.48
  6. Step 6: Final answer
    x = 4,036.12

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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.