Home / 4,988.33-7,482.55-2,390.66

Finding the Fourth Proportional to 4,988.33, 7,482.55 and 2,390.66

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Solution

The fourth proportional to 4,988.33, 7,482.55 and 2,390.66 is: 3,586.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.33 : 7,482.55 = 2,390.66 : x
  2. Step 2: Convert to fraction form
    4,988.33/7,482.55 = 2,390.66/x
  3. Step 3: Cross multiply
    4,988.33x = 7,482.55 × 2,390.66
  4. Step 4: Simplify right side
    4,988.33x = 17,888,195.57
  5. Step 5: Solve for x
    x = 17,888,195.57/4,988.33
  6. Step 6: Final answer
    x = 3,586.01

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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.