Home / 9,061.60-13,579.44-6,751.84

Finding the Fourth Proportional to 9,061.60, 13,579.44 and 6,751.84

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Solution

The fourth proportional to 9,061.60, 13,579.44 and 6,751.84 is: 10,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061.60 : 13,579.44 = 6,751.84 : x
  2. Step 2: Convert to fraction form
    9,061.60/13,579.44 = 6,751.84/x
  3. Step 3: Cross multiply
    9,061.60x = 13,579.44 × 6,751.84
  4. Step 4: Simplify right side
    9,061.60x = 91,686,206.17
  5. Step 5: Solve for x
    x = 91,686,206.17/9,061.60
  6. Step 6: Final answer
    x = 10,118.10

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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.