Home / 7,031.42-9,703.49-3,844.91

Finding the Fourth Proportional to 7,031.42, 9,703.49 and 3,844.91

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Solution

The fourth proportional to 7,031.42, 9,703.49 and 3,844.91 is: 5,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.42 : 9,703.49 = 3,844.91 : x
  2. Step 2: Convert to fraction form
    7,031.42/9,703.49 = 3,844.91/x
  3. Step 3: Cross multiply
    7,031.42x = 9,703.49 × 3,844.91
  4. Step 4: Simplify right side
    7,031.42x = 37,309,055.35
  5. Step 5: Solve for x
    x = 37,309,055.35/7,031.42
  6. Step 6: Final answer
    x = 5,306.05

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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.