Home / 7,098.40-10,633.20-4,016.80

Finding the Fourth Proportional to 7,098.40, 10,633.20 and 4,016.80

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Solution

The fourth proportional to 7,098.40, 10,633.20 and 4,016.80 is: 6,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098.40 : 10,633.20 = 4,016.80 : x
  2. Step 2: Convert to fraction form
    7,098.40/10,633.20 = 4,016.80/x
  3. Step 3: Cross multiply
    7,098.40x = 10,633.20 × 4,016.80
  4. Step 4: Simplify right side
    7,098.40x = 42,711,437.76
  5. Step 5: Solve for x
    x = 42,711,437.76/7,098.40
  6. Step 6: Final answer
    x = 6,017.05

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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.