Home / 9,400.48-12,973.20-5,675.68

Finding the Fourth Proportional to 9,400.48, 12,973.20 and 5,675.68

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Solution

The fourth proportional to 9,400.48, 12,973.20 and 5,675.68 is: 7,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400.48 : 12,973.20 = 5,675.68 : x
  2. Step 2: Convert to fraction form
    9,400.48/12,973.20 = 5,675.68/x
  3. Step 3: Cross multiply
    9,400.48x = 12,973.20 × 5,675.68
  4. Step 4: Simplify right side
    9,400.48x = 73,631,731.78
  5. Step 5: Solve for x
    x = 73,631,731.78/9,400.48
  6. Step 6: Final answer
    x = 7,832.76

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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.