Home / 5,061.47-6,984.90-2,823.48

Finding the Fourth Proportional to 5,061.47, 6,984.90 and 2,823.48

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Solution

The fourth proportional to 5,061.47, 6,984.90 and 2,823.48 is: 3,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.47 : 6,984.90 = 2,823.48 : x
  2. Step 2: Convert to fraction form
    5,061.47/6,984.90 = 2,823.48/x
  3. Step 3: Cross multiply
    5,061.47x = 6,984.90 × 2,823.48
  4. Step 4: Simplify right side
    5,061.47x = 19,721,725.45
  5. Step 5: Solve for x
    x = 19,721,725.45/5,061.47
  6. Step 6: Final answer
    x = 3,896.45

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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.