Home / 10,352.92-14,286.60-5,637.21

Finding the Fourth Proportional to 10,352.92, 14,286.60 and 5,637.21

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Solution

The fourth proportional to 10,352.92, 14,286.60 and 5,637.21 is: 7,779.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.92 : 14,286.60 = 5,637.21 : x
  2. Step 2: Convert to fraction form
    10,352.92/14,286.60 = 5,637.21/x
  3. Step 3: Cross multiply
    10,352.92x = 14,286.60 × 5,637.21
  4. Step 4: Simplify right side
    10,352.92x = 80,536,564.39
  5. Step 5: Solve for x
    x = 80,536,564.39/10,352.92
  6. Step 6: Final answer
    x = 7,779.12

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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.