Home / 5,525.52-7,615.20-4,031.04

Finding the Fourth Proportional to 5,525.52, 7,615.20 and 4,031.04

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Solution

The fourth proportional to 5,525.52, 7,615.20 and 4,031.04 is: 5,555.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.52 : 7,615.20 = 4,031.04 : x
  2. Step 2: Convert to fraction form
    5,525.52/7,615.20 = 4,031.04/x
  3. Step 3: Cross multiply
    5,525.52x = 7,615.20 × 4,031.04
  4. Step 4: Simplify right side
    5,525.52x = 30,697,175.81
  5. Step 5: Solve for x
    x = 30,697,175.81/5,525.52
  6. Step 6: Final answer
    x = 5,555.53

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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.