Home / 9,626.79-14,436.51-4,627.78

Finding the Fourth Proportional to 9,626.79, 14,436.51 and 4,627.78

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Solution

The fourth proportional to 9,626.79, 14,436.51 and 4,627.78 is: 6,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,626.79 : 14,436.51 = 4,627.78 : x
  2. Step 2: Convert to fraction form
    9,626.79/14,436.51 = 4,627.78/x
  3. Step 3: Cross multiply
    9,626.79x = 14,436.51 × 4,627.78
  4. Step 4: Simplify right side
    9,626.79x = 66,808,992.25
  5. Step 5: Solve for x
    x = 66,808,992.25/9,626.79
  6. Step 6: Final answer
    x = 6,939.90

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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.