Home / 2,580.04-3,560.40-1,401.10

Finding the Fourth Proportional to 2,580.04, 3,560.40 and 1,401.10

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Solution

The fourth proportional to 2,580.04, 3,560.40 and 1,401.10 is: 1,933.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.04 : 3,560.40 = 1,401.10 : x
  2. Step 2: Convert to fraction form
    2,580.04/3,560.40 = 1,401.10/x
  3. Step 3: Cross multiply
    2,580.04x = 3,560.40 × 1,401.10
  4. Step 4: Simplify right side
    2,580.04x = 4,988,476.44
  5. Step 5: Solve for x
    x = 4,988,476.44/2,580.04
  6. Step 6: Final answer
    x = 1,933.49

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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.