Home / 10,793.12-16,194.53-4,870.40

Finding the Fourth Proportional to 10,793.12, 16,194.53 and 4,870.40

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Solution

The fourth proportional to 10,793.12, 16,194.53 and 4,870.40 is: 7,307.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,793.12 : 16,194.53 = 4,870.40 : x
  2. Step 2: Convert to fraction form
    10,793.12/16,194.53 = 4,870.40/x
  3. Step 3: Cross multiply
    10,793.12x = 16,194.53 × 4,870.40
  4. Step 4: Simplify right side
    10,793.12x = 78,873,770.12
  5. Step 5: Solve for x
    x = 78,873,770.12/10,793.12
  6. Step 6: Final answer
    x = 7,307.79

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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.