Home / 8,924.19-12,315.24-4,890.99

Finding the Fourth Proportional to 8,924.19, 12,315.24 and 4,890.99

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Solution

The fourth proportional to 8,924.19, 12,315.24 and 4,890.99 is: 6,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.19 : 12,315.24 = 4,890.99 : x
  2. Step 2: Convert to fraction form
    8,924.19/12,315.24 = 4,890.99/x
  3. Step 3: Cross multiply
    8,924.19x = 12,315.24 × 4,890.99
  4. Step 4: Simplify right side
    8,924.19x = 60,233,691.23
  5. Step 5: Solve for x
    x = 60,233,691.23/8,924.19
  6. Step 6: Final answer
    x = 6,749.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.