Home / 9,271.26-12,793.62-5,291.82

Finding the Fourth Proportional to 9,271.26, 12,793.62 and 5,291.82

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Solution

The fourth proportional to 9,271.26, 12,793.62 and 5,291.82 is: 7,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.26 : 12,793.62 = 5,291.82 : x
  2. Step 2: Convert to fraction form
    9,271.26/12,793.62 = 5,291.82/x
  3. Step 3: Cross multiply
    9,271.26x = 12,793.62 × 5,291.82
  4. Step 4: Simplify right side
    9,271.26x = 67,701,534.19
  5. Step 5: Solve for x
    x = 67,701,534.19/9,271.26
  6. Step 6: Final answer
    x = 7,302.30

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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.