Home / 8,528.81-11,769.97-4,700.58

Finding the Fourth Proportional to 8,528.81, 11,769.97 and 4,700.58

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Solution

The fourth proportional to 8,528.81, 11,769.97 and 4,700.58 is: 6,486.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.81 : 11,769.97 = 4,700.58 : x
  2. Step 2: Convert to fraction form
    8,528.81/11,769.97 = 4,700.58/x
  3. Step 3: Cross multiply
    8,528.81x = 11,769.97 × 4,700.58
  4. Step 4: Simplify right side
    8,528.81x = 55,325,626.73
  5. Step 5: Solve for x
    x = 55,325,626.73/8,528.81
  6. Step 6: Final answer
    x = 6,486.91

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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.