Home / 4,428.06-6,111.30-2,860.71

Finding the Fourth Proportional to 4,428.06, 6,111.30 and 2,860.71

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Solution

The fourth proportional to 4,428.06, 6,111.30 and 2,860.71 is: 3,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.06 : 6,111.30 = 2,860.71 : x
  2. Step 2: Convert to fraction form
    4,428.06/6,111.30 = 2,860.71/x
  3. Step 3: Cross multiply
    4,428.06x = 6,111.30 × 2,860.71
  4. Step 4: Simplify right side
    4,428.06x = 17,482,657.02
  5. Step 5: Solve for x
    x = 17,482,657.02/4,428.06
  6. Step 6: Final answer
    x = 3,948.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.