Home / 6,525.52-9,784.20-2,142.36

Finding the Fourth Proportional to 6,525.52, 9,784.20 and 2,142.36

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Solution

The fourth proportional to 6,525.52, 9,784.20 and 2,142.36 is: 3,212.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525.52 : 9,784.20 = 2,142.36 : x
  2. Step 2: Convert to fraction form
    6,525.52/9,784.20 = 2,142.36/x
  3. Step 3: Cross multiply
    6,525.52x = 9,784.20 × 2,142.36
  4. Step 4: Simplify right side
    6,525.52x = 20,961,278.71
  5. Step 5: Solve for x
    x = 20,961,278.71/6,525.52
  6. Step 6: Final answer
    x = 3,212.20

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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.