Home / 1,568.22-2,163.19-1,037.10

Finding the Fourth Proportional to 1,568.22, 2,163.19 and 1,037.10

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Solution

The fourth proportional to 1,568.22, 2,163.19 and 1,037.10 is: 1,430.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.22 : 2,163.19 = 1,037.10 : x
  2. Step 2: Convert to fraction form
    1,568.22/2,163.19 = 1,037.10/x
  3. Step 3: Cross multiply
    1,568.22x = 2,163.19 × 1,037.10
  4. Step 4: Simplify right side
    1,568.22x = 2,243,444.35
  5. Step 5: Solve for x
    x = 2,243,444.35/1,568.22
  6. Step 6: Final answer
    x = 1,430.57

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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.