Home / 2,090.67-2,885.08-1,146.48

Finding the Fourth Proportional to 2,090.67, 2,885.08 and 1,146.48

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Solution

The fourth proportional to 2,090.67, 2,885.08 and 1,146.48 is: 1,582.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.67 : 2,885.08 = 1,146.48 : x
  2. Step 2: Convert to fraction form
    2,090.67/2,885.08 = 1,146.48/x
  3. Step 3: Cross multiply
    2,090.67x = 2,885.08 × 1,146.48
  4. Step 4: Simplify right side
    2,090.67x = 3,307,686.52
  5. Step 5: Solve for x
    x = 3,307,686.52/2,090.67
  6. Step 6: Final answer
    x = 1,582.12

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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.