Home / 8,528.90-11,770.74-4,752.68

Finding the Fourth Proportional to 8,528.90, 11,770.74 and 4,752.68

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Solution

The fourth proportional to 8,528.90, 11,770.74 and 4,752.68 is: 6,559.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.90 : 11,770.74 = 4,752.68 : x
  2. Step 2: Convert to fraction form
    8,528.90/11,770.74 = 4,752.68/x
  3. Step 3: Cross multiply
    8,528.90x = 11,770.74 × 4,752.68
  4. Step 4: Simplify right side
    8,528.90x = 55,942,489.85
  5. Step 5: Solve for x
    x = 55,942,489.85/8,528.90
  6. Step 6: Final answer
    x = 6,559.17

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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.