Home / 9,440.48-13,022.16-7,317.92

Finding the Fourth Proportional to 9,440.48, 13,022.16 and 7,317.92

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Solution

The fourth proportional to 9,440.48, 13,022.16 and 7,317.92 is: 10,094.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.48 : 13,022.16 = 7,317.92 : x
  2. Step 2: Convert to fraction form
    9,440.48/13,022.16 = 7,317.92/x
  3. Step 3: Cross multiply
    9,440.48x = 13,022.16 × 7,317.92
  4. Step 4: Simplify right side
    9,440.48x = 95,295,125.11
  5. Step 5: Solve for x
    x = 95,295,125.11/9,440.48
  6. Step 6: Final answer
    x = 10,094.31

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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.