Home / 2,860.32-4,282.95-2,302.05

Finding the Fourth Proportional to 2,860.32, 4,282.95 and 2,302.05

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Solution

The fourth proportional to 2,860.32, 4,282.95 and 2,302.05 is: 3,447.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.32 : 4,282.95 = 2,302.05 : x
  2. Step 2: Convert to fraction form
    2,860.32/4,282.95 = 2,302.05/x
  3. Step 3: Cross multiply
    2,860.32x = 4,282.95 × 2,302.05
  4. Step 4: Simplify right side
    2,860.32x = 9,859,565.05
  5. Step 5: Solve for x
    x = 9,859,565.05/2,860.32
  6. Step 6: Final answer
    x = 3,447.01

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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.