Home / 2,090.67-2,885.81-1,502.92

Finding the Fourth Proportional to 2,090.67, 2,885.81 and 1,502.92

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Solution

The fourth proportional to 2,090.67, 2,885.81 and 1,502.92 is: 2,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.67 : 2,885.81 = 1,502.92 : x
  2. Step 2: Convert to fraction form
    2,090.67/2,885.81 = 1,502.92/x
  3. Step 3: Cross multiply
    2,090.67x = 2,885.81 × 1,502.92
  4. Step 4: Simplify right side
    2,090.67x = 4,337,129.88
  5. Step 5: Solve for x
    x = 4,337,129.88/2,090.67
  6. Step 6: Final answer
    x = 2,074.51

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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.