Home / 10,307.75-15,441.72-6,151.08

Finding the Fourth Proportional to 10,307.75, 15,441.72 and 6,151.08

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Solution

The fourth proportional to 10,307.75, 15,441.72 and 6,151.08 is: 9,214.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307.75 : 15,441.72 = 6,151.08 : x
  2. Step 2: Convert to fraction form
    10,307.75/15,441.72 = 6,151.08/x
  3. Step 3: Cross multiply
    10,307.75x = 15,441.72 × 6,151.08
  4. Step 4: Simplify right side
    10,307.75x = 94,983,255.06
  5. Step 5: Solve for x
    x = 94,983,255.06/10,307.75
  6. Step 6: Final answer
    x = 9,214.75

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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.