Home / 4,237.15-6,356.40-1,770.70

Finding the Fourth Proportional to 4,237.15, 6,356.40 and 1,770.70

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Solution

The fourth proportional to 4,237.15, 6,356.40 and 1,770.70 is: 2,656.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.15 : 6,356.40 = 1,770.70 : x
  2. Step 2: Convert to fraction form
    4,237.15/6,356.40 = 1,770.70/x
  3. Step 3: Cross multiply
    4,237.15x = 6,356.40 × 1,770.70
  4. Step 4: Simplify right side
    4,237.15x = 11,255,277.48
  5. Step 5: Solve for x
    x = 11,255,277.48/4,237.15
  6. Step 6: Final answer
    x = 2,656.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.