Home / 8,947.27-12,347.02-4,968.35

Finding the Fourth Proportional to 8,947.27, 12,347.02 and 4,968.35

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Solution

The fourth proportional to 8,947.27, 12,347.02 and 4,968.35 is: 6,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.27 : 12,347.02 = 4,968.35 : x
  2. Step 2: Convert to fraction form
    8,947.27/12,347.02 = 4,968.35/x
  3. Step 3: Cross multiply
    8,947.27x = 12,347.02 × 4,968.35
  4. Step 4: Simplify right side
    8,947.27x = 61,344,316.82
  5. Step 5: Solve for x
    x = 61,344,316.82/8,947.27
  6. Step 6: Final answer
    x = 6,856.20

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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.