Home / 5,655.18-7,803.72-3,263.42

Finding the Fourth Proportional to 5,655.18, 7,803.72 and 3,263.42

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Solution

The fourth proportional to 5,655.18, 7,803.72 and 3,263.42 is: 4,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.18 : 7,803.72 = 3,263.42 : x
  2. Step 2: Convert to fraction form
    5,655.18/7,803.72 = 3,263.42/x
  3. Step 3: Cross multiply
    5,655.18x = 7,803.72 × 3,263.42
  4. Step 4: Simplify right side
    5,655.18x = 25,466,815.92
  5. Step 5: Solve for x
    x = 25,466,815.92/5,655.18
  6. Step 6: Final answer
    x = 4,503.27

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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.