Home / 2,868.08-4,300.86-1,482.20

Finding the Fourth Proportional to 2,868.08, 4,300.86 and 1,482.20

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Solution

The fourth proportional to 2,868.08, 4,300.86 and 1,482.20 is: 2,222.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868.08 : 4,300.86 = 1,482.20 : x
  2. Step 2: Convert to fraction form
    2,868.08/4,300.86 = 1,482.20/x
  3. Step 3: Cross multiply
    2,868.08x = 4,300.86 × 1,482.20
  4. Step 4: Simplify right side
    2,868.08x = 6,374,734.69
  5. Step 5: Solve for x
    x = 6,374,734.69/2,868.08
  6. Step 6: Final answer
    x = 2,222.65

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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.