Home / 2,560.47-3,533-1,441.46

Finding the Fourth Proportional to 2,560.47, 3,533 and 1,441.46

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Solution

The fourth proportional to 2,560.47, 3,533 and 1,441.46 is: 1,988.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.47 : 3,533 = 1,441.46 : x
  2. Step 2: Convert to fraction form
    2,560.47/3,533 = 1,441.46/x
  3. Step 3: Cross multiply
    2,560.47x = 3,533 × 1,441.46
  4. Step 4: Simplify right side
    2,560.47x = 5,092,678.18
  5. Step 5: Solve for x
    x = 5,092,678.18/2,560.47
  6. Step 6: Final answer
    x = 1,988.96

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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.