Home / 4,043.32-5,580.30-2,275.36

Finding the Fourth Proportional to 4,043.32, 5,580.30 and 2,275.36

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Solution

The fourth proportional to 4,043.32, 5,580.30 and 2,275.36 is: 3,140.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.32 : 5,580.30 = 2,275.36 : x
  2. Step 2: Convert to fraction form
    4,043.32/5,580.30 = 2,275.36/x
  3. Step 3: Cross multiply
    4,043.32x = 5,580.30 × 2,275.36
  4. Step 4: Simplify right side
    4,043.32x = 12,697,191.41
  5. Step 5: Solve for x
    x = 12,697,191.41/4,043.32
  6. Step 6: Final answer
    x = 3,140.29

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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.