Home / 6,510.30-9,764.46-2,127.75

Finding the Fourth Proportional to 6,510.30, 9,764.46 and 2,127.75

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Solution

The fourth proportional to 6,510.30, 9,764.46 and 2,127.75 is: 3,191.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.30 : 9,764.46 = 2,127.75 : x
  2. Step 2: Convert to fraction form
    6,510.30/9,764.46 = 2,127.75/x
  3. Step 3: Cross multiply
    6,510.30x = 9,764.46 × 2,127.75
  4. Step 4: Simplify right side
    6,510.30x = 20,776,329.77
  5. Step 5: Solve for x
    x = 20,776,329.77/6,510.30
  6. Step 6: Final answer
    x = 3,191.30

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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.