Home / 7,335.09-10,127.27-4,545.45

Finding the Fourth Proportional to 7,335.09, 10,127.27 and 4,545.45

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Solution

The fourth proportional to 7,335.09, 10,127.27 and 4,545.45 is: 6,275.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.09 : 10,127.27 = 4,545.45 : x
  2. Step 2: Convert to fraction form
    7,335.09/10,127.27 = 4,545.45/x
  3. Step 3: Cross multiply
    7,335.09x = 10,127.27 × 4,545.45
  4. Step 4: Simplify right side
    7,335.09x = 46,033,010.79
  5. Step 5: Solve for x
    x = 46,033,010.79/7,335.09
  6. Step 6: Final answer
    x = 6,275.73

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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.