Home / 9,868.80-14,799.60-3,295.20

Finding the Fourth Proportional to 9,868.80, 14,799.60 and 3,295.20

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Solution

The fourth proportional to 9,868.80, 14,799.60 and 3,295.20 is: 4,941.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.80 : 14,799.60 = 3,295.20 : x
  2. Step 2: Convert to fraction form
    9,868.80/14,799.60 = 3,295.20/x
  3. Step 3: Cross multiply
    9,868.80x = 14,799.60 × 3,295.20
  4. Step 4: Simplify right side
    9,868.80x = 48,767,641.92
  5. Step 5: Solve for x
    x = 48,767,641.92/9,868.80
  6. Step 6: Final answer
    x = 4,941.60

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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.