Home / 8,774.36-13,159.06-2,447.79

Finding the Fourth Proportional to 8,774.36, 13,159.06 and 2,447.79

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Solution

The fourth proportional to 8,774.36, 13,159.06 and 2,447.79 is: 3,670.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774.36 : 13,159.06 = 2,447.79 : x
  2. Step 2: Convert to fraction form
    8,774.36/13,159.06 = 2,447.79/x
  3. Step 3: Cross multiply
    8,774.36x = 13,159.06 × 2,447.79
  4. Step 4: Simplify right side
    8,774.36x = 32,210,560.01
  5. Step 5: Solve for x
    x = 32,210,560.01/8,774.36
  6. Step 6: Final answer
    x = 3,670.99

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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.