Home / 4,031.90-6,047.13-1,109.56

Finding the Fourth Proportional to 4,031.90, 6,047.13 and 1,109.56

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Solution

The fourth proportional to 4,031.90, 6,047.13 and 1,109.56 is: 1,664.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.90 : 6,047.13 = 1,109.56 : x
  2. Step 2: Convert to fraction form
    4,031.90/6,047.13 = 1,109.56/x
  3. Step 3: Cross multiply
    4,031.90x = 6,047.13 × 1,109.56
  4. Step 4: Simplify right side
    4,031.90x = 6,709,653.56
  5. Step 5: Solve for x
    x = 6,709,653.56/4,031.90
  6. Step 6: Final answer
    x = 1,664.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.