Home / 9,826.22-13,559.85-5,349.89

Finding the Fourth Proportional to 9,826.22, 13,559.85 and 5,349.89

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Solution

The fourth proportional to 9,826.22, 13,559.85 and 5,349.89 is: 7,382.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,826.22 : 13,559.85 = 5,349.89 : x
  2. Step 2: Convert to fraction form
    9,826.22/13,559.85 = 5,349.89/x
  3. Step 3: Cross multiply
    9,826.22x = 13,559.85 × 5,349.89
  4. Step 4: Simplify right side
    9,826.22x = 72,543,638.12
  5. Step 5: Solve for x
    x = 72,543,638.12/9,826.22
  6. Step 6: Final answer
    x = 7,382.66

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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.