Home / 7,270.77-10,034.76-4,439.79

Finding the Fourth Proportional to 7,270.77, 10,034.76 and 4,439.79

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Solution

The fourth proportional to 7,270.77, 10,034.76 and 4,439.79 is: 6,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.77 : 10,034.76 = 4,439.79 : x
  2. Step 2: Convert to fraction form
    7,270.77/10,034.76 = 4,439.79/x
  3. Step 3: Cross multiply
    7,270.77x = 10,034.76 × 4,439.79
  4. Step 4: Simplify right side
    7,270.77x = 44,552,227.10
  5. Step 5: Solve for x
    x = 44,552,227.10/7,270.77
  6. Step 6: Final answer
    x = 6,127.58

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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.