Home / 2,401.04-3,312.42-1,515.26

Finding the Fourth Proportional to 2,401.04, 3,312.42 and 1,515.26

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Solution

The fourth proportional to 2,401.04, 3,312.42 and 1,515.26 is: 2,090.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,401.04 : 3,312.42 = 1,515.26 : x
  2. Step 2: Convert to fraction form
    2,401.04/3,312.42 = 1,515.26/x
  3. Step 3: Cross multiply
    2,401.04x = 3,312.42 × 1,515.26
  4. Step 4: Simplify right side
    2,401.04x = 5,019,177.53
  5. Step 5: Solve for x
    x = 5,019,177.53/2,401.04
  6. Step 6: Final answer
    x = 2,090.42

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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.