Home / 7,323.12-10,110.57-4,809.68

Finding the Fourth Proportional to 7,323.12, 10,110.57 and 4,809.68

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Solution

The fourth proportional to 7,323.12, 10,110.57 and 4,809.68 is: 6,640.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.12 : 10,110.57 = 4,809.68 : x
  2. Step 2: Convert to fraction form
    7,323.12/10,110.57 = 4,809.68/x
  3. Step 3: Cross multiply
    7,323.12x = 10,110.57 × 4,809.68
  4. Step 4: Simplify right side
    7,323.12x = 48,628,606.32
  5. Step 5: Solve for x
    x = 48,628,606.32/7,323.12
  6. Step 6: Final answer
    x = 6,640.42

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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.