Home / 8,710.23-13,052.89-6,960.55

Finding the Fourth Proportional to 8,710.23, 13,052.89 and 6,960.55

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Solution

The fourth proportional to 8,710.23, 13,052.89 and 6,960.55 is: 10,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.23 : 13,052.89 = 6,960.55 : x
  2. Step 2: Convert to fraction form
    8,710.23/13,052.89 = 6,960.55/x
  3. Step 3: Cross multiply
    8,710.23x = 13,052.89 × 6,960.55
  4. Step 4: Simplify right side
    8,710.23x = 90,855,293.49
  5. Step 5: Solve for x
    x = 90,855,293.49/8,710.23
  6. Step 6: Final answer
    x = 10,430.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.