Home / 5,315.10-7,337.43-3,326.76

Finding the Fourth Proportional to 5,315.10, 7,337.43 and 3,326.76

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Solution

The fourth proportional to 5,315.10, 7,337.43 and 3,326.76 is: 4,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315.10 : 7,337.43 = 3,326.76 : x
  2. Step 2: Convert to fraction form
    5,315.10/7,337.43 = 3,326.76/x
  3. Step 3: Cross multiply
    5,315.10x = 7,337.43 × 3,326.76
  4. Step 4: Simplify right side
    5,315.10x = 24,409,868.63
  5. Step 5: Solve for x
    x = 24,409,868.63/5,315.10
  6. Step 6: Final answer
    x = 4,592.55

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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.