Home / 10,685.49-14,746.66-5,969.79

Finding the Fourth Proportional to 10,685.49, 14,746.66 and 5,969.79

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Solution

The fourth proportional to 10,685.49, 14,746.66 and 5,969.79 is: 8,238.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685.49 : 14,746.66 = 5,969.79 : x
  2. Step 2: Convert to fraction form
    10,685.49/14,746.66 = 5,969.79/x
  3. Step 3: Cross multiply
    10,685.49x = 14,746.66 × 5,969.79
  4. Step 4: Simplify right side
    10,685.49x = 88,034,463.40
  5. Step 5: Solve for x
    x = 88,034,463.40/10,685.49
  6. Step 6: Final answer
    x = 8,238.69

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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.