Home / 9,316.49-13,976.75-4,639.04

Finding the Fourth Proportional to 9,316.49, 13,976.75 and 4,639.04

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Solution

The fourth proportional to 9,316.49, 13,976.75 and 4,639.04 is: 6,959.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.49 : 13,976.75 = 4,639.04 : x
  2. Step 2: Convert to fraction form
    9,316.49/13,976.75 = 4,639.04/x
  3. Step 3: Cross multiply
    9,316.49x = 13,976.75 × 4,639.04
  4. Step 4: Simplify right side
    9,316.49x = 64,838,696.45
  5. Step 5: Solve for x
    x = 64,838,696.45/9,316.49
  6. Step 6: Final answer
    x = 6,959.57

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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.