Home / 9,641.80-14,465.01-3,316.57

Finding the Fourth Proportional to 9,641.80, 14,465.01 and 3,316.57

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Solution

The fourth proportional to 9,641.80, 14,465.01 and 3,316.57 is: 4,975.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,641.80 : 14,465.01 = 3,316.57 : x
  2. Step 2: Convert to fraction form
    9,641.80/14,465.01 = 3,316.57/x
  3. Step 3: Cross multiply
    9,641.80x = 14,465.01 × 3,316.57
  4. Step 4: Simplify right side
    9,641.80x = 47,974,218.22
  5. Step 5: Solve for x
    x = 47,974,218.22/9,641.80
  6. Step 6: Final answer
    x = 4,975.65

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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.