Home / 11,248.61-15,525.07-7,001.37

Finding the Fourth Proportional to 11,248.61, 15,525.07 and 7,001.37

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Solution

The fourth proportional to 11,248.61, 15,525.07 and 7,001.37 is: 9,663.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.61 : 15,525.07 = 7,001.37 : x
  2. Step 2: Convert to fraction form
    11,248.61/15,525.07 = 7,001.37/x
  3. Step 3: Cross multiply
    11,248.61x = 15,525.07 × 7,001.37
  4. Step 4: Simplify right side
    11,248.61x = 108,696,741.84
  5. Step 5: Solve for x
    x = 108,696,741.84/11,248.61
  6. Step 6: Final answer
    x = 9,663.13

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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.