Home / 10,839.93-14,959.40-6,124.11

Finding the Fourth Proportional to 10,839.93, 14,959.40 and 6,124.11

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Solution

The fourth proportional to 10,839.93, 14,959.40 and 6,124.11 is: 8,451.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839.93 : 14,959.40 = 6,124.11 : x
  2. Step 2: Convert to fraction form
    10,839.93/14,959.40 = 6,124.11/x
  3. Step 3: Cross multiply
    10,839.93x = 14,959.40 × 6,124.11
  4. Step 4: Simplify right side
    10,839.93x = 91,612,980.51
  5. Step 5: Solve for x
    x = 91,612,980.51/10,839.93
  6. Step 6: Final answer
    x = 8,451.44

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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.