Home / 9,860.46-13,608.63-5,612.56

Finding the Fourth Proportional to 9,860.46, 13,608.63 and 5,612.56

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Solution

The fourth proportional to 9,860.46, 13,608.63 and 5,612.56 is: 7,746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860.46 : 13,608.63 = 5,612.56 : x
  2. Step 2: Convert to fraction form
    9,860.46/13,608.63 = 5,612.56/x
  3. Step 3: Cross multiply
    9,860.46x = 13,608.63 × 5,612.56
  4. Step 4: Simplify right side
    9,860.46x = 76,379,252.39
  5. Step 5: Solve for x
    x = 76,379,252.39/9,860.46
  6. Step 6: Final answer
    x = 7,746.01

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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.