Home / 7,911.63-11,844.66-5,246.22

Finding the Fourth Proportional to 7,911.63, 11,844.66 and 5,246.22

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Solution

The fourth proportional to 7,911.63, 11,844.66 and 5,246.22 is: 7,854.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,911.63 : 11,844.66 = 5,246.22 : x
  2. Step 2: Convert to fraction form
    7,911.63/11,844.66 = 5,246.22/x
  3. Step 3: Cross multiply
    7,911.63x = 11,844.66 × 5,246.22
  4. Step 4: Simplify right side
    7,911.63x = 62,139,692.19
  5. Step 5: Solve for x
    x = 62,139,692.19/7,911.63
  6. Step 6: Final answer
    x = 7,854.22

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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.