Home / 7,316.19-10,974.29-2,636.82

Finding the Fourth Proportional to 7,316.19, 10,974.29 and 2,636.82

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Solution

The fourth proportional to 7,316.19, 10,974.29 and 2,636.82 is: 3,955.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.19 : 10,974.29 = 2,636.82 : x
  2. Step 2: Convert to fraction form
    7,316.19/10,974.29 = 2,636.82/x
  3. Step 3: Cross multiply
    7,316.19x = 10,974.29 × 2,636.82
  4. Step 4: Simplify right side
    7,316.19x = 28,937,214.17
  5. Step 5: Solve for x
    x = 28,937,214.17/7,316.19
  6. Step 6: Final answer
    x = 3,955.23

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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.