Home / 11,382.93-15,701.08-7,554.48

Finding the Fourth Proportional to 11,382.93, 15,701.08 and 7,554.48

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Solution

The fourth proportional to 11,382.93, 15,701.08 and 7,554.48 is: 10,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382.93 : 15,701.08 = 7,554.48 : x
  2. Step 2: Convert to fraction form
    11,382.93/15,701.08 = 7,554.48/x
  3. Step 3: Cross multiply
    11,382.93x = 15,701.08 × 7,554.48
  4. Step 4: Simplify right side
    11,382.93x = 118,613,494.84
  5. Step 5: Solve for x
    x = 118,613,494.84/11,382.93
  6. Step 6: Final answer
    x = 10,420.30

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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.