Home / 5,031.80-6,941.72-3,041.20

Finding the Fourth Proportional to 5,031.80, 6,941.72 and 3,041.20

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Solution

The fourth proportional to 5,031.80, 6,941.72 and 3,041.20 is: 4,195.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.80 : 6,941.72 = 3,041.20 : x
  2. Step 2: Convert to fraction form
    5,031.80/6,941.72 = 3,041.20/x
  3. Step 3: Cross multiply
    5,031.80x = 6,941.72 × 3,041.20
  4. Step 4: Simplify right side
    5,031.80x = 21,111,108.95
  5. Step 5: Solve for x
    x = 21,111,108.95/5,031.80
  6. Step 6: Final answer
    x = 4,195.54

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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.