Home / 8,528.04-11,769.62-4,994.21

Finding the Fourth Proportional to 8,528.04, 11,769.62 and 4,994.21

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Solution

The fourth proportional to 8,528.04, 11,769.62 and 4,994.21 is: 6,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.04 : 11,769.62 = 4,994.21 : x
  2. Step 2: Convert to fraction form
    8,528.04/11,769.62 = 4,994.21/x
  3. Step 3: Cross multiply
    8,528.04x = 11,769.62 × 4,994.21
  4. Step 4: Simplify right side
    8,528.04x = 58,779,958.35
  5. Step 5: Solve for x
    x = 58,779,958.35/8,528.04
  6. Step 6: Final answer
    x = 6,892.55

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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.