Home / 4,188.98-6,279.36-2,340.98

Finding the Fourth Proportional to 4,188.98, 6,279.36 and 2,340.98

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Solution

The fourth proportional to 4,188.98, 6,279.36 and 2,340.98 is: 3,509.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.98 : 6,279.36 = 2,340.98 : x
  2. Step 2: Convert to fraction form
    4,188.98/6,279.36 = 2,340.98/x
  3. Step 3: Cross multiply
    4,188.98x = 6,279.36 × 2,340.98
  4. Step 4: Simplify right side
    4,188.98x = 14,699,856.17
  5. Step 5: Solve for x
    x = 14,699,856.17/4,188.98
  6. Step 6: Final answer
    x = 3,509.17

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1.5x scale

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.