Home / 7,977.64-11,959.06-3,532.93

Finding the Fourth Proportional to 7,977.64, 11,959.06 and 3,532.93

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Solution

The fourth proportional to 7,977.64, 11,959.06 and 3,532.93 is: 5,296.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,977.64 : 11,959.06 = 3,532.93 : x
  2. Step 2: Convert to fraction form
    7,977.64/11,959.06 = 3,532.93/x
  3. Step 3: Cross multiply
    7,977.64x = 11,959.06 × 3,532.93
  4. Step 4: Simplify right side
    7,977.64x = 42,250,521.85
  5. Step 5: Solve for x
    x = 42,250,521.85/7,977.64
  6. Step 6: Final answer
    x = 5,296.12

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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.