Home / 10,380.46-15,574.59-6,223.45

Finding the Fourth Proportional to 10,380.46, 15,574.59 and 6,223.45

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Solution

The fourth proportional to 10,380.46, 15,574.59 and 6,223.45 is: 9,337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380.46 : 15,574.59 = 6,223.45 : x
  2. Step 2: Convert to fraction form
    10,380.46/15,574.59 = 6,223.45/x
  3. Step 3: Cross multiply
    10,380.46x = 15,574.59 × 6,223.45
  4. Step 4: Simplify right side
    10,380.46x = 96,927,682.14
  5. Step 5: Solve for x
    x = 96,927,682.14/10,380.46
  6. Step 6: Final answer
    x = 9,337.51

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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.