Home / 5,061.52-6,984.88-2,823.40

Finding the Fourth Proportional to 5,061.52, 6,984.88 and 2,823.40

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Solution

The fourth proportional to 5,061.52, 6,984.88 and 2,823.40 is: 3,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.52 : 6,984.88 = 2,823.40 : x
  2. Step 2: Convert to fraction form
    5,061.52/6,984.88 = 2,823.40/x
  3. Step 3: Cross multiply
    5,061.52x = 6,984.88 × 2,823.40
  4. Step 4: Simplify right side
    5,061.52x = 19,721,085.67
  5. Step 5: Solve for x
    x = 19,721,085.67/5,061.52
  6. Step 6: Final answer
    x = 3,896.28

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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.