Home / 2,860.54-4,284.32-2,572.18

Finding the Fourth Proportional to 2,860.54, 4,284.32 and 2,572.18

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Solution

The fourth proportional to 2,860.54, 4,284.32 and 2,572.18 is: 3,852.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.54 : 4,284.32 = 2,572.18 : x
  2. Step 2: Convert to fraction form
    2,860.54/4,284.32 = 2,572.18/x
  3. Step 3: Cross multiply
    2,860.54x = 4,284.32 × 2,572.18
  4. Step 4: Simplify right side
    2,860.54x = 11,020,042.22
  5. Step 5: Solve for x
    x = 11,020,042.22/2,860.54
  6. Step 6: Final answer
    x = 3,852.43

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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.