Home / 10,551.15-15,804.40-6,842.36

Finding the Fourth Proportional to 10,551.15, 15,804.40 and 6,842.36

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Solution

The fourth proportional to 10,551.15, 15,804.40 and 6,842.36 is: 10,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.15 : 15,804.40 = 6,842.36 : x
  2. Step 2: Convert to fraction form
    10,551.15/15,804.40 = 6,842.36/x
  3. Step 3: Cross multiply
    10,551.15x = 15,804.40 × 6,842.36
  4. Step 4: Simplify right side
    10,551.15x = 108,139,394.38
  5. Step 5: Solve for x
    x = 108,139,394.38/10,551.15
  6. Step 6: Final answer
    x = 10,249.06

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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.