Home / 7,447.16-10,270.21-5,060.69

Finding the Fourth Proportional to 7,447.16, 10,270.21 and 5,060.69

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Solution

The fourth proportional to 7,447.16, 10,270.21 and 5,060.69 is: 6,979.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.16 : 10,270.21 = 5,060.69 : x
  2. Step 2: Convert to fraction form
    7,447.16/10,270.21 = 5,060.69/x
  3. Step 3: Cross multiply
    7,447.16x = 10,270.21 × 5,060.69
  4. Step 4: Simplify right side
    7,447.16x = 51,974,374.72
  5. Step 5: Solve for x
    x = 51,974,374.72/7,447.16
  6. Step 6: Final answer
    x = 6,979.09

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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.