Home / 10,135.84-13,990.80-5,944

Finding the Fourth Proportional to 10,135.84, 13,990.80 and 5,944

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Solution

The fourth proportional to 10,135.84, 13,990.80 and 5,944 is: 8,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.84 : 13,990.80 = 5,944 : x
  2. Step 2: Convert to fraction form
    10,135.84/13,990.80 = 5,944/x
  3. Step 3: Cross multiply
    10,135.84x = 13,990.80 × 5,944
  4. Step 4: Simplify right side
    10,135.84x = 83,161,315.20
  5. Step 5: Solve for x
    x = 83,161,315.20/10,135.84
  6. Step 6: Final answer
    x = 8,204.68

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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.