Home / 6,552.30-9,045.09-3,900.63

Finding the Fourth Proportional to 6,552.30, 9,045.09 and 3,900.63

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Solution

The fourth proportional to 6,552.30, 9,045.09 and 3,900.63 is: 5,384.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,552.30 : 9,045.09 = 3,900.63 : x
  2. Step 2: Convert to fraction form
    6,552.30/9,045.09 = 3,900.63/x
  3. Step 3: Cross multiply
    6,552.30x = 9,045.09 × 3,900.63
  4. Step 4: Simplify right side
    6,552.30x = 35,281,549.41
  5. Step 5: Solve for x
    x = 35,281,549.41/6,552.30
  6. Step 6: Final answer
    x = 5,384.61

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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.