Home / 4,378.97-6,568.52-1,457.28

Finding the Fourth Proportional to 4,378.97, 6,568.52 and 1,457.28

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Solution

The fourth proportional to 4,378.97, 6,568.52 and 1,457.28 is: 2,185.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.97 : 6,568.52 = 1,457.28 : x
  2. Step 2: Convert to fraction form
    4,378.97/6,568.52 = 1,457.28/x
  3. Step 3: Cross multiply
    4,378.97x = 6,568.52 × 1,457.28
  4. Step 4: Simplify right side
    4,378.97x = 9,572,172.83
  5. Step 5: Solve for x
    x = 9,572,172.83/4,378.97
  6. Step 6: Final answer
    x = 2,185.94

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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.