Home / 7,440.15-11,152.11-3,056.43

Finding the Fourth Proportional to 7,440.15, 11,152.11 and 3,056.43

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Solution

The fourth proportional to 7,440.15, 11,152.11 and 3,056.43 is: 4,581.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.15 : 11,152.11 = 3,056.43 : x
  2. Step 2: Convert to fraction form
    7,440.15/11,152.11 = 3,056.43/x
  3. Step 3: Cross multiply
    7,440.15x = 11,152.11 × 3,056.43
  4. Step 4: Simplify right side
    7,440.15x = 34,085,643.57
  5. Step 5: Solve for x
    x = 34,085,643.57/7,440.15
  6. Step 6: Final answer
    x = 4,581.31

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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.