Home / 7,947.90-10,968.30-4,363.02

Finding the Fourth Proportional to 7,947.90, 10,968.30 and 4,363.02

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Solution

The fourth proportional to 7,947.90, 10,968.30 and 4,363.02 is: 6,021.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.90 : 10,968.30 = 4,363.02 : x
  2. Step 2: Convert to fraction form
    7,947.90/10,968.30 = 4,363.02/x
  3. Step 3: Cross multiply
    7,947.90x = 10,968.30 × 4,363.02
  4. Step 4: Simplify right side
    7,947.90x = 47,854,912.27
  5. Step 5: Solve for x
    x = 47,854,912.27/7,947.90
  6. Step 6: Final answer
    x = 6,021.08

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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.