Home / 11,352.27-15,663.57-6,875.94

Finding the Fourth Proportional to 11,352.27, 15,663.57 and 6,875.94

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Solution

The fourth proportional to 11,352.27, 15,663.57 and 6,875.94 is: 9,487.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.27 : 15,663.57 = 6,875.94 : x
  2. Step 2: Convert to fraction form
    11,352.27/15,663.57 = 6,875.94/x
  3. Step 3: Cross multiply
    11,352.27x = 15,663.57 × 6,875.94
  4. Step 4: Simplify right side
    11,352.27x = 107,701,767.51
  5. Step 5: Solve for x
    x = 107,701,767.51/11,352.27
  6. Step 6: Final answer
    x = 9,487.25

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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.