Home / 8,898.58-12,281.37-6,770.59

Finding the Fourth Proportional to 8,898.58, 12,281.37 and 6,770.59

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Solution

The fourth proportional to 8,898.58, 12,281.37 and 6,770.59 is: 9,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.58 : 12,281.37 = 6,770.59 : x
  2. Step 2: Convert to fraction form
    8,898.58/12,281.37 = 6,770.59/x
  3. Step 3: Cross multiply
    8,898.58x = 12,281.37 × 6,770.59
  4. Step 4: Simplify right side
    8,898.58x = 83,152,102.90
  5. Step 5: Solve for x
    x = 83,152,102.90/8,898.58
  6. Step 6: Final answer
    x = 9,344.42

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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.