Home / 4,545.56-6,275.88-2,976.44

Finding the Fourth Proportional to 4,545.56, 6,275.88 and 2,976.44

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Solution

The fourth proportional to 4,545.56, 6,275.88 and 2,976.44 is: 4,109.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.56 : 6,275.88 = 2,976.44 : x
  2. Step 2: Convert to fraction form
    4,545.56/6,275.88 = 2,976.44/x
  3. Step 3: Cross multiply
    4,545.56x = 6,275.88 × 2,976.44
  4. Step 4: Simplify right side
    4,545.56x = 18,679,780.27
  5. Step 5: Solve for x
    x = 18,679,780.27/4,545.56
  6. Step 6: Final answer
    x = 4,109.46

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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.