Home / 8,960.40-13,432.32-4,803.30

Finding the Fourth Proportional to 8,960.40, 13,432.32 and 4,803.30

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Solution

The fourth proportional to 8,960.40, 13,432.32 and 4,803.30 is: 7,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.40 : 13,432.32 = 4,803.30 : x
  2. Step 2: Convert to fraction form
    8,960.40/13,432.32 = 4,803.30/x
  3. Step 3: Cross multiply
    8,960.40x = 13,432.32 × 4,803.30
  4. Step 4: Simplify right side
    8,960.40x = 64,519,462.66
  5. Step 5: Solve for x
    x = 64,519,462.66/8,960.40
  6. Step 6: Final answer
    x = 7,200.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.