Home / 4,031.04-6,040.92-2,178.16

Finding the Fourth Proportional to 4,031.04, 6,040.92 and 2,178.16

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Solution

The fourth proportional to 4,031.04, 6,040.92 and 2,178.16 is: 3,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.04 : 6,040.92 = 2,178.16 : x
  2. Step 2: Convert to fraction form
    4,031.04/6,040.92 = 2,178.16/x
  3. Step 3: Cross multiply
    4,031.04x = 6,040.92 × 2,178.16
  4. Step 4: Simplify right side
    4,031.04x = 13,158,090.31
  5. Step 5: Solve for x
    x = 13,158,090.31/4,031.04
  6. Step 6: Final answer
    x = 3,264.19

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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.