Home / 7,534.95-11,289.96-5,339.76

Finding the Fourth Proportional to 7,534.95, 11,289.96 and 5,339.76

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Solution

The fourth proportional to 7,534.95, 11,289.96 and 5,339.76 is: 8,000.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.95 : 11,289.96 = 5,339.76 : x
  2. Step 2: Convert to fraction form
    7,534.95/11,289.96 = 5,339.76/x
  3. Step 3: Cross multiply
    7,534.95x = 11,289.96 × 5,339.76
  4. Step 4: Simplify right side
    7,534.95x = 60,285,676.81
  5. Step 5: Solve for x
    x = 60,285,676.81/7,534.95
  6. Step 6: Final answer
    x = 8,000.81

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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.