Home / 5,446.16-7,515.40-3,088.32

Finding the Fourth Proportional to 5,446.16, 7,515.40 and 3,088.32

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Solution

The fourth proportional to 5,446.16, 7,515.40 and 3,088.32 is: 4,261.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.16 : 7,515.40 = 3,088.32 : x
  2. Step 2: Convert to fraction form
    5,446.16/7,515.40 = 3,088.32/x
  3. Step 3: Cross multiply
    5,446.16x = 7,515.40 × 3,088.32
  4. Step 4: Simplify right side
    5,446.16x = 23,209,960.13
  5. Step 5: Solve for x
    x = 23,209,960.13/5,446.16
  6. Step 6: Final answer
    x = 4,261.71

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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.