Home / 8,558.06-11,809.80-4,781.04

Finding the Fourth Proportional to 8,558.06, 11,809.80 and 4,781.04

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Solution

The fourth proportional to 8,558.06, 11,809.80 and 4,781.04 is: 6,597.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.06 : 11,809.80 = 4,781.04 : x
  2. Step 2: Convert to fraction form
    8,558.06/11,809.80 = 4,781.04/x
  3. Step 3: Cross multiply
    8,558.06x = 11,809.80 × 4,781.04
  4. Step 4: Simplify right side
    8,558.06x = 56,463,126.19
  5. Step 5: Solve for x
    x = 56,463,126.19/8,558.06
  6. Step 6: Final answer
    x = 6,597.65

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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.