Home / 7,316.67-10,977.02-2,386.61

Finding the Fourth Proportional to 7,316.67, 10,977.02 and 2,386.61

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Solution

The fourth proportional to 7,316.67, 10,977.02 and 2,386.61 is: 3,580.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.67 : 10,977.02 = 2,386.61 : x
  2. Step 2: Convert to fraction form
    7,316.67/10,977.02 = 2,386.61/x
  3. Step 3: Cross multiply
    7,316.67x = 10,977.02 × 2,386.61
  4. Step 4: Simplify right side
    7,316.67x = 26,197,865.70
  5. Step 5: Solve for x
    x = 26,197,865.70/7,316.67
  6. Step 6: Final answer
    x = 3,580.57

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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.