Home / 5,555.74-7,667.03-3,037.80

Finding the Fourth Proportional to 5,555.74, 7,667.03 and 3,037.80

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Solution

The fourth proportional to 5,555.74, 7,667.03 and 3,037.80 is: 4,192.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.74 : 7,667.03 = 3,037.80 : x
  2. Step 2: Convert to fraction form
    5,555.74/7,667.03 = 3,037.80/x
  3. Step 3: Cross multiply
    5,555.74x = 7,667.03 × 3,037.80
  4. Step 4: Simplify right side
    5,555.74x = 23,290,931.54
  5. Step 5: Solve for x
    x = 23,290,931.54/5,555.74
  6. Step 6: Final answer
    x = 4,192.23

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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.