Home / 4,554.40-6,282.96-2,877.92

Finding the Fourth Proportional to 4,554.40, 6,282.96 and 2,877.92

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Solution

The fourth proportional to 4,554.40, 6,282.96 and 2,877.92 is: 3,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.40 : 6,282.96 = 2,877.92 : x
  2. Step 2: Convert to fraction form
    4,554.40/6,282.96 = 2,877.92/x
  3. Step 3: Cross multiply
    4,554.40x = 6,282.96 × 2,877.92
  4. Step 4: Simplify right side
    4,554.40x = 18,081,856.24
  5. Step 5: Solve for x
    x = 18,081,856.24/4,554.40
  6. Step 6: Final answer
    x = 3,970.20

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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.