Home / 7,947.50-10,967.58-4,411.22

Finding the Fourth Proportional to 7,947.50, 10,967.58 and 4,411.22

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Solution

The fourth proportional to 7,947.50, 10,967.58 and 4,411.22 is: 6,087.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.50 : 10,967.58 = 4,411.22 : x
  2. Step 2: Convert to fraction form
    7,947.50/10,967.58 = 4,411.22/x
  3. Step 3: Cross multiply
    7,947.50x = 10,967.58 × 4,411.22
  4. Step 4: Simplify right side
    7,947.50x = 48,380,408.25
  5. Step 5: Solve for x
    x = 48,380,408.25/7,947.50
  6. Step 6: Final answer
    x = 6,087.50

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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.