Home / 4,875.48-6,726.42-2,986.38

Finding the Fourth Proportional to 4,875.48, 6,726.42 and 2,986.38

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Solution

The fourth proportional to 4,875.48, 6,726.42 and 2,986.38 is: 4,120.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.48 : 6,726.42 = 2,986.38 : x
  2. Step 2: Convert to fraction form
    4,875.48/6,726.42 = 2,986.38/x
  3. Step 3: Cross multiply
    4,875.48x = 6,726.42 × 2,986.38
  4. Step 4: Simplify right side
    4,875.48x = 20,087,646.16
  5. Step 5: Solve for x
    x = 20,087,646.16/4,875.48
  6. Step 6: Final answer
    x = 4,120.14

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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.