Home / 6,599.40-9,897.50-2,215.72

Finding the Fourth Proportional to 6,599.40, 9,897.50 and 2,215.72

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Solution

The fourth proportional to 6,599.40, 9,897.50 and 2,215.72 is: 3,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,599.40 : 9,897.50 = 2,215.72 : x
  2. Step 2: Convert to fraction form
    6,599.40/9,897.50 = 2,215.72/x
  3. Step 3: Cross multiply
    6,599.40x = 9,897.50 × 2,215.72
  4. Step 4: Simplify right side
    6,599.40x = 21,930,088.70
  5. Step 5: Solve for x
    x = 21,930,088.70/6,599.40
  6. Step 6: Final answer
    x = 3,323.04

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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.