Home / 7,447.34-11,168.06-3,284.40

Finding the Fourth Proportional to 7,447.34, 11,168.06 and 3,284.40

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Solution

The fourth proportional to 7,447.34, 11,168.06 and 3,284.40 is: 4,925.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447.34 : 11,168.06 = 3,284.40 : x
  2. Step 2: Convert to fraction form
    7,447.34/11,168.06 = 3,284.40/x
  3. Step 3: Cross multiply
    7,447.34x = 11,168.06 × 3,284.40
  4. Step 4: Simplify right side
    7,447.34x = 36,680,376.26
  5. Step 5: Solve for x
    x = 36,680,376.26/7,447.34
  6. Step 6: Final answer
    x = 4,925.30

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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.