Home / 4,899.19-6,756.28-3,778.35

Finding the Fourth Proportional to 4,899.19, 6,756.28 and 3,778.35

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Solution

The fourth proportional to 4,899.19, 6,756.28 and 3,778.35 is: 5,210.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.19 : 6,756.28 = 3,778.35 : x
  2. Step 2: Convert to fraction form
    4,899.19/6,756.28 = 3,778.35/x
  3. Step 3: Cross multiply
    4,899.19x = 6,756.28 × 3,778.35
  4. Step 4: Simplify right side
    4,899.19x = 25,527,588.54
  5. Step 5: Solve for x
    x = 25,527,588.54/4,899.19
  6. Step 6: Final answer
    x = 5,210.57

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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.