Home / 5,152.10-7,101.60-4,031.24

Finding the Fourth Proportional to 5,152.10, 7,101.60 and 4,031.24

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Solution

The fourth proportional to 5,152.10, 7,101.60 and 4,031.24 is: 5,556.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.10 : 7,101.60 = 4,031.24 : x
  2. Step 2: Convert to fraction form
    5,152.10/7,101.60 = 4,031.24/x
  3. Step 3: Cross multiply
    5,152.10x = 7,101.60 × 4,031.24
  4. Step 4: Simplify right side
    5,152.10x = 28,628,253.98
  5. Step 5: Solve for x
    x = 28,628,253.98/5,152.10
  6. Step 6: Final answer
    x = 5,556.62

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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.