Home / 3,698.80-5,547.50-1,723.88

Finding the Fourth Proportional to 3,698.80, 5,547.50 and 1,723.88

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Solution

The fourth proportional to 3,698.80, 5,547.50 and 1,723.88 is: 2,585.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.80 : 5,547.50 = 1,723.88 : x
  2. Step 2: Convert to fraction form
    3,698.80/5,547.50 = 1,723.88/x
  3. Step 3: Cross multiply
    3,698.80x = 5,547.50 × 1,723.88
  4. Step 4: Simplify right side
    3,698.80x = 9,563,236.01
  5. Step 5: Solve for x
    x = 9,563,236.01/3,698.80
  6. Step 6: Final answer
    x = 2,585.50

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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.