Home / 9,048.12-12,486.30-5,069.22

Finding the Fourth Proportional to 9,048.12, 12,486.30 and 5,069.22

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Solution

The fourth proportional to 9,048.12, 12,486.30 and 5,069.22 is: 6,995.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,048.12 : 12,486.30 = 5,069.22 : x
  2. Step 2: Convert to fraction form
    9,048.12/12,486.30 = 5,069.22/x
  3. Step 3: Cross multiply
    9,048.12x = 12,486.30 × 5,069.22
  4. Step 4: Simplify right side
    9,048.12x = 63,295,801.69
  5. Step 5: Solve for x
    x = 63,295,801.69/9,048.12
  6. Step 6: Final answer
    x = 6,995.46

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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.