Home / 3,716.02-5,123.63-3,210.96

Finding the Fourth Proportional to 3,716.02, 5,123.63 and 3,210.96

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Solution

The fourth proportional to 3,716.02, 5,123.63 and 3,210.96 is: 4,427.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.02 : 5,123.63 = 3,210.96 : x
  2. Step 2: Convert to fraction form
    3,716.02/5,123.63 = 3,210.96/x
  3. Step 3: Cross multiply
    3,716.02x = 5,123.63 × 3,210.96
  4. Step 4: Simplify right side
    3,716.02x = 16,451,767.74
  5. Step 5: Solve for x
    x = 16,451,767.74/3,716.02
  6. Step 6: Final answer
    x = 4,427.25

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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.