Home / 2,560.15-3,533.04-1,425.91

Finding the Fourth Proportional to 2,560.15, 3,533.04 and 1,425.91

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Solution

The fourth proportional to 2,560.15, 3,533.04 and 1,425.91 is: 1,967.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.15 : 3,533.04 = 1,425.91 : x
  2. Step 2: Convert to fraction form
    2,560.15/3,533.04 = 1,425.91/x
  3. Step 3: Cross multiply
    2,560.15x = 3,533.04 × 1,425.91
  4. Step 4: Simplify right side
    2,560.15x = 5,037,797.07
  5. Step 5: Solve for x
    x = 5,037,797.07/2,560.15
  6. Step 6: Final answer
    x = 1,967.77

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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.