Home / 2,312.01-3,460.42-2,090.48

Finding the Fourth Proportional to 2,312.01, 3,460.42 and 2,090.48

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Solution

The fourth proportional to 2,312.01, 3,460.42 and 2,090.48 is: 3,128.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312.01 : 3,460.42 = 2,090.48 : x
  2. Step 2: Convert to fraction form
    2,312.01/3,460.42 = 2,090.48/x
  3. Step 3: Cross multiply
    2,312.01x = 3,460.42 × 2,090.48
  4. Step 4: Simplify right side
    2,312.01x = 7,233,924.11
  5. Step 5: Solve for x
    x = 7,233,924.11/2,312.01
  6. Step 6: Final answer
    x = 3,128.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.