Home / 5,407.30-7,461.84-3,049.66

Finding the Fourth Proportional to 5,407.30, 7,461.84 and 3,049.66

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Solution

The fourth proportional to 5,407.30, 7,461.84 and 3,049.66 is: 4,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.30 : 7,461.84 = 3,049.66 : x
  2. Step 2: Convert to fraction form
    5,407.30/7,461.84 = 3,049.66/x
  3. Step 3: Cross multiply
    5,407.30x = 7,461.84 × 3,049.66
  4. Step 4: Simplify right side
    5,407.30x = 22,756,056.32
  5. Step 5: Solve for x
    x = 22,756,056.32/5,407.30
  6. Step 6: Final answer
    x = 4,208.40

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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.