Home / 11,248.49-16,875.08-5,629.07

Finding the Fourth Proportional to 11,248.49, 16,875.08 and 5,629.07

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Solution

The fourth proportional to 11,248.49, 16,875.08 and 5,629.07 is: 8,444.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.49 : 16,875.08 = 5,629.07 : x
  2. Step 2: Convert to fraction form
    11,248.49/16,875.08 = 5,629.07/x
  3. Step 3: Cross multiply
    11,248.49x = 16,875.08 × 5,629.07
  4. Step 4: Simplify right side
    11,248.49x = 94,991,041.73
  5. Step 5: Solve for x
    x = 94,991,041.73/11,248.49
  6. Step 6: Final answer
    x = 8,444.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.