Home / 7,280.42-10,922.45-2,349.95

Finding the Fourth Proportional to 7,280.42, 10,922.45 and 2,349.95

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Solution

The fourth proportional to 7,280.42, 10,922.45 and 2,349.95 is: 3,525.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.42 : 10,922.45 = 2,349.95 : x
  2. Step 2: Convert to fraction form
    7,280.42/10,922.45 = 2,349.95/x
  3. Step 3: Cross multiply
    7,280.42x = 10,922.45 × 2,349.95
  4. Step 4: Simplify right side
    7,280.42x = 25,667,145.02
  5. Step 5: Solve for x
    x = 25,667,145.02/7,280.42
  6. Step 6: Final answer
    x = 3,525.51

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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.