Home / 7,321.19-10,097.78-4,666.19

Finding the Fourth Proportional to 7,321.19, 10,097.78 and 4,666.19

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Solution

The fourth proportional to 7,321.19, 10,097.78 and 4,666.19 is: 6,435.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.19 : 10,097.78 = 4,666.19 : x
  2. Step 2: Convert to fraction form
    7,321.19/10,097.78 = 4,666.19/x
  3. Step 3: Cross multiply
    7,321.19x = 10,097.78 × 4,666.19
  4. Step 4: Simplify right side
    7,321.19x = 47,118,086.24
  5. Step 5: Solve for x
    x = 47,118,086.24/7,321.19
  6. Step 6: Final answer
    x = 6,435.86

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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.