Home / 9,009.99-12,433.67-5,031.17

Finding the Fourth Proportional to 9,009.99, 12,433.67 and 5,031.17

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Solution

The fourth proportional to 9,009.99, 12,433.67 and 5,031.17 is: 6,942.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.99 : 12,433.67 = 5,031.17 : x
  2. Step 2: Convert to fraction form
    9,009.99/12,433.67 = 5,031.17/x
  3. Step 3: Cross multiply
    9,009.99x = 12,433.67 × 5,031.17
  4. Step 4: Simplify right side
    9,009.99x = 62,555,907.49
  5. Step 5: Solve for x
    x = 62,555,907.49/9,009.99
  6. Step 6: Final answer
    x = 6,942.95

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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.