Home / 4,447.28-6,671.64-1,368.56

Finding the Fourth Proportional to 4,447.28, 6,671.64 and 1,368.56

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Solution

The fourth proportional to 4,447.28, 6,671.64 and 1,368.56 is: 2,053.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.28 : 6,671.64 = 1,368.56 : x
  2. Step 2: Convert to fraction form
    4,447.28/6,671.64 = 1,368.56/x
  3. Step 3: Cross multiply
    4,447.28x = 6,671.64 × 1,368.56
  4. Step 4: Simplify right side
    4,447.28x = 9,130,561.45
  5. Step 5: Solve for x
    x = 9,130,561.45/4,447.28
  6. Step 6: Final answer
    x = 2,053.07

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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.