Home / 10,426.40-14,386.12-6,175.36

Finding the Fourth Proportional to 10,426.40, 14,386.12 and 6,175.36

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Solution

The fourth proportional to 10,426.40, 14,386.12 and 6,175.36 is: 8,520.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426.40 : 14,386.12 = 6,175.36 : x
  2. Step 2: Convert to fraction form
    10,426.40/14,386.12 = 6,175.36/x
  3. Step 3: Cross multiply
    10,426.40x = 14,386.12 × 6,175.36
  4. Step 4: Simplify right side
    10,426.40x = 88,839,470.00
  5. Step 5: Solve for x
    x = 88,839,470.00/10,426.40
  6. Step 6: Final answer
    x = 8,520.63

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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.