Home / 6,462.29-8,918.40-4,341.38

Finding the Fourth Proportional to 6,462.29, 8,918.40 and 4,341.38

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Solution

The fourth proportional to 6,462.29, 8,918.40 and 4,341.38 is: 5,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462.29 : 8,918.40 = 4,341.38 : x
  2. Step 2: Convert to fraction form
    6,462.29/8,918.40 = 4,341.38/x
  3. Step 3: Cross multiply
    6,462.29x = 8,918.40 × 4,341.38
  4. Step 4: Simplify right side
    6,462.29x = 38,718,118.80
  5. Step 5: Solve for x
    x = 38,718,118.80/6,462.29
  6. Step 6: Final answer
    x = 5,991.40

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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.