Home / 4,437.84-6,659.40-1,972.80

Finding the Fourth Proportional to 4,437.84, 6,659.40 and 1,972.80

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Solution

The fourth proportional to 4,437.84, 6,659.40 and 1,972.80 is: 2,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,437.84 : 6,659.40 = 1,972.80 : x
  2. Step 2: Convert to fraction form
    4,437.84/6,659.40 = 1,972.80/x
  3. Step 3: Cross multiply
    4,437.84x = 6,659.40 × 1,972.80
  4. Step 4: Simplify right side
    4,437.84x = 13,137,664.32
  5. Step 5: Solve for x
    x = 13,137,664.32/4,437.84
  6. Step 6: Final answer
    x = 2,960.37

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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.