Home / 8,437.58-11,645.29-4,902.84

Finding the Fourth Proportional to 8,437.58, 11,645.29 and 4,902.84

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Solution

The fourth proportional to 8,437.58, 11,645.29 and 4,902.84 is: 6,766.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.58 : 11,645.29 = 4,902.84 : x
  2. Step 2: Convert to fraction form
    8,437.58/11,645.29 = 4,902.84/x
  3. Step 3: Cross multiply
    8,437.58x = 11,645.29 × 4,902.84
  4. Step 4: Simplify right side
    8,437.58x = 57,094,981.37
  5. Step 5: Solve for x
    x = 57,094,981.37/8,437.58
  6. Step 6: Final answer
    x = 6,766.75

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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.