Home / 10,854.92-14,975.81-6,604.25

Finding the Fourth Proportional to 10,854.92, 14,975.81 and 6,604.25

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Solution

The fourth proportional to 10,854.92, 14,975.81 and 6,604.25 is: 9,111.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,854.92 : 14,975.81 = 6,604.25 : x
  2. Step 2: Convert to fraction form
    10,854.92/14,975.81 = 6,604.25/x
  3. Step 3: Cross multiply
    10,854.92x = 14,975.81 × 6,604.25
  4. Step 4: Simplify right side
    10,854.92x = 98,903,960.17
  5. Step 5: Solve for x
    x = 98,903,960.17/10,854.92
  6. Step 6: Final answer
    x = 9,111.44

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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.