Home / 9,757.07-13,464.76-5,280.86

Finding the Fourth Proportional to 9,757.07, 13,464.76 and 5,280.86

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Solution

The fourth proportional to 9,757.07, 13,464.76 and 5,280.86 is: 7,287.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,757.07 : 13,464.76 = 5,280.86 : x
  2. Step 2: Convert to fraction form
    9,757.07/13,464.76 = 5,280.86/x
  3. Step 3: Cross multiply
    9,757.07x = 13,464.76 × 5,280.86
  4. Step 4: Simplify right side
    9,757.07x = 71,105,418.77
  5. Step 5: Solve for x
    x = 71,105,418.77/9,757.07
  6. Step 6: Final answer
    x = 7,287.58

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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.