Home / 7,947.53-10,967.20-4,362.40

Finding the Fourth Proportional to 7,947.53, 10,967.20 and 4,362.40

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Solution

The fourth proportional to 7,947.53, 10,967.20 and 4,362.40 is: 6,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.53 : 10,967.20 = 4,362.40 : x
  2. Step 2: Convert to fraction form
    7,947.53/10,967.20 = 4,362.40/x
  3. Step 3: Cross multiply
    7,947.53x = 10,967.20 × 4,362.40
  4. Step 4: Simplify right side
    7,947.53x = 47,843,313.28
  5. Step 5: Solve for x
    x = 47,843,313.28/7,947.53
  6. Step 6: Final answer
    x = 6,019.90

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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.