Home / 2,088.60-2,885.08-1,671.93

Finding the Fourth Proportional to 2,088.60, 2,885.08 and 1,671.93

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Solution

The fourth proportional to 2,088.60, 2,885.08 and 1,671.93 is: 2,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088.60 : 2,885.08 = 1,671.93 : x
  2. Step 2: Convert to fraction form
    2,088.60/2,885.08 = 1,671.93/x
  3. Step 3: Cross multiply
    2,088.60x = 2,885.08 × 1,671.93
  4. Step 4: Simplify right side
    2,088.60x = 4,823,651.80
  5. Step 5: Solve for x
    x = 4,823,651.80/2,088.60
  6. Step 6: Final answer
    x = 2,309.51

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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.