Home / 10,398.49-14,340.58-6,865.27

Finding the Fourth Proportional to 10,398.49, 14,340.58 and 6,865.27

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Solution

The fourth proportional to 10,398.49, 14,340.58 and 6,865.27 is: 9,467.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.49 : 14,340.58 = 6,865.27 : x
  2. Step 2: Convert to fraction form
    10,398.49/14,340.58 = 6,865.27/x
  3. Step 3: Cross multiply
    10,398.49x = 14,340.58 × 6,865.27
  4. Step 4: Simplify right side
    10,398.49x = 98,451,900.64
  5. Step 5: Solve for x
    x = 98,451,900.64/10,398.49
  6. Step 6: Final answer
    x = 9,467.91

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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.