Home / 7,410.02-11,114.01-2,479.55

Finding the Fourth Proportional to 7,410.02, 11,114.01 and 2,479.55

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Solution

The fourth proportional to 7,410.02, 11,114.01 and 2,479.55 is: 3,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.02 : 11,114.01 = 2,479.55 : x
  2. Step 2: Convert to fraction form
    7,410.02/11,114.01 = 2,479.55/x
  3. Step 3: Cross multiply
    7,410.02x = 11,114.01 × 2,479.55
  4. Step 4: Simplify right side
    7,410.02x = 27,557,687.93
  5. Step 5: Solve for x
    x = 27,557,687.93/7,410.02
  6. Step 6: Final answer
    x = 3,718.98

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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.