Home / 2,037.39-2,808.16-1,558.68

Finding the Fourth Proportional to 2,037.39, 2,808.16 and 1,558.68

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Solution

The fourth proportional to 2,037.39, 2,808.16 and 1,558.68 is: 2,148.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.39 : 2,808.16 = 1,558.68 : x
  2. Step 2: Convert to fraction form
    2,037.39/2,808.16 = 1,558.68/x
  3. Step 3: Cross multiply
    2,037.39x = 2,808.16 × 1,558.68
  4. Step 4: Simplify right side
    2,037.39x = 4,377,022.83
  5. Step 5: Solve for x
    x = 4,377,022.83/2,037.39
  6. Step 6: Final answer
    x = 2,148.35

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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.