Home / 9,919.24-14,876.70-4,651

Finding the Fourth Proportional to 9,919.24, 14,876.70 and 4,651

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Solution

The fourth proportional to 9,919.24, 14,876.70 and 4,651 is: 6,975.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919.24 : 14,876.70 = 4,651 : x
  2. Step 2: Convert to fraction form
    9,919.24/14,876.70 = 4,651/x
  3. Step 3: Cross multiply
    9,919.24x = 14,876.70 × 4,651
  4. Step 4: Simplify right side
    9,919.24x = 69,191,531.70
  5. Step 5: Solve for x
    x = 69,191,531.70/9,919.24
  6. Step 6: Final answer
    x = 6,975.49

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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.