Home / 9,066.65-13,599.36-3,142.31

Finding the Fourth Proportional to 9,066.65, 13,599.36 and 3,142.31

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Solution

The fourth proportional to 9,066.65, 13,599.36 and 3,142.31 is: 4,713.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,066.65 : 13,599.36 = 3,142.31 : x
  2. Step 2: Convert to fraction form
    9,066.65/13,599.36 = 3,142.31/x
  3. Step 3: Cross multiply
    9,066.65x = 13,599.36 × 3,142.31
  4. Step 4: Simplify right side
    9,066.65x = 42,733,336.92
  5. Step 5: Solve for x
    x = 42,733,336.92/9,066.65
  6. Step 6: Final answer
    x = 4,713.25

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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.