Home / 2,637.44-3,639.76-1,705.94

Finding the Fourth Proportional to 2,637.44, 3,639.76 and 1,705.94

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Solution

The fourth proportional to 2,637.44, 3,639.76 and 1,705.94 is: 2,354.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.44 : 3,639.76 = 1,705.94 : x
  2. Step 2: Convert to fraction form
    2,637.44/3,639.76 = 1,705.94/x
  3. Step 3: Cross multiply
    2,637.44x = 3,639.76 × 1,705.94
  4. Step 4: Simplify right side
    2,637.44x = 6,209,189.71
  5. Step 5: Solve for x
    x = 6,209,189.71/2,637.44
  6. Step 6: Final answer
    x = 2,354.25

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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.