Home / 7,444.27-10,270.92-5,320.45

Finding the Fourth Proportional to 7,444.27, 10,270.92 and 5,320.45

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Solution

The fourth proportional to 7,444.27, 10,270.92 and 5,320.45 is: 7,340.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444.27 : 10,270.92 = 5,320.45 : x
  2. Step 2: Convert to fraction form
    7,444.27/10,270.92 = 5,320.45/x
  3. Step 3: Cross multiply
    7,444.27x = 10,270.92 × 5,320.45
  4. Step 4: Simplify right side
    7,444.27x = 54,645,916.31
  5. Step 5: Solve for x
    x = 54,645,916.31/7,444.27
  6. Step 6: Final answer
    x = 7,340.67

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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.