Home / 2,478.08-3,422.06-1,595.41

Finding the Fourth Proportional to 2,478.08, 3,422.06 and 1,595.41

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Solution

The fourth proportional to 2,478.08, 3,422.06 and 1,595.41 is: 2,203.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478.08 : 3,422.06 = 1,595.41 : x
  2. Step 2: Convert to fraction form
    2,478.08/3,422.06 = 1,595.41/x
  3. Step 3: Cross multiply
    2,478.08x = 3,422.06 × 1,595.41
  4. Step 4: Simplify right side
    2,478.08x = 5,459,580.77
  5. Step 5: Solve for x
    x = 5,459,580.77/2,478.08
  6. Step 6: Final answer
    x = 2,203.15

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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.