Home / 3,708.65-5,563.88-1,111.59

Finding the Fourth Proportional to 3,708.65, 5,563.88 and 1,111.59

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Solution

The fourth proportional to 3,708.65, 5,563.88 and 1,111.59 is: 1,667.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.65 : 5,563.88 = 1,111.59 : x
  2. Step 2: Convert to fraction form
    3,708.65/5,563.88 = 1,111.59/x
  3. Step 3: Cross multiply
    3,708.65x = 5,563.88 × 1,111.59
  4. Step 4: Simplify right side
    3,708.65x = 6,184,753.37
  5. Step 5: Solve for x
    x = 6,184,753.37/3,708.65
  6. Step 6: Final answer
    x = 1,667.66

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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.