Home / 9,320.53-13,937.60-7,216.69

Finding the Fourth Proportional to 9,320.53, 13,937.60 and 7,216.69

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Solution

The fourth proportional to 9,320.53, 13,937.60 and 7,216.69 is: 10,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.53 : 13,937.60 = 7,216.69 : x
  2. Step 2: Convert to fraction form
    9,320.53/13,937.60 = 7,216.69/x
  3. Step 3: Cross multiply
    9,320.53x = 13,937.60 × 7,216.69
  4. Step 4: Simplify right side
    9,320.53x = 100,583,302.46
  5. Step 5: Solve for x
    x = 100,583,302.46/9,320.53
  6. Step 6: Final answer
    x = 10,791.59

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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.