Home / 9,965.24-14,940.54-4,774.76

Finding the Fourth Proportional to 9,965.24, 14,940.54 and 4,774.76

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Solution

The fourth proportional to 9,965.24, 14,940.54 and 4,774.76 is: 7,158.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965.24 : 14,940.54 = 4,774.76 : x
  2. Step 2: Convert to fraction form
    9,965.24/14,940.54 = 4,774.76/x
  3. Step 3: Cross multiply
    9,965.24x = 14,940.54 × 4,774.76
  4. Step 4: Simplify right side
    9,965.24x = 71,337,492.77
  5. Step 5: Solve for x
    x = 71,337,492.77/9,965.24
  6. Step 6: Final answer
    x = 7,158.63

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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.