Home / 7,274.13-10,038.29-3,962.13

Finding the Fourth Proportional to 7,274.13, 10,038.29 and 3,962.13

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Solution

The fourth proportional to 7,274.13, 10,038.29 and 3,962.13 is: 5,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274.13 : 10,038.29 = 3,962.13 : x
  2. Step 2: Convert to fraction form
    7,274.13/10,038.29 = 3,962.13/x
  3. Step 3: Cross multiply
    7,274.13x = 10,038.29 × 3,962.13
  4. Step 4: Simplify right side
    7,274.13x = 39,773,009.96
  5. Step 5: Solve for x
    x = 39,773,009.96/7,274.13
  6. Step 6: Final answer
    x = 5,467.73

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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.