Home / 11,151.84-15,386.04-6,962.52

Finding the Fourth Proportional to 11,151.84, 15,386.04 and 6,962.52

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Solution

The fourth proportional to 11,151.84, 15,386.04 and 6,962.52 is: 9,606.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.84 : 15,386.04 = 6,962.52 : x
  2. Step 2: Convert to fraction form
    11,151.84/15,386.04 = 6,962.52/x
  3. Step 3: Cross multiply
    11,151.84x = 15,386.04 × 6,962.52
  4. Step 4: Simplify right side
    11,151.84x = 107,125,611.22
  5. Step 5: Solve for x
    x = 107,125,611.22/11,151.84
  6. Step 6: Final answer
    x = 9,606.09

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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.