Home / 2,580.39-3,560.63-1,794.69

Finding the Fourth Proportional to 2,580.39, 3,560.63 and 1,794.69

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Solution

The fourth proportional to 2,580.39, 3,560.63 and 1,794.69 is: 2,476.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.39 : 3,560.63 = 1,794.69 : x
  2. Step 2: Convert to fraction form
    2,580.39/3,560.63 = 1,794.69/x
  3. Step 3: Cross multiply
    2,580.39x = 3,560.63 × 1,794.69
  4. Step 4: Simplify right side
    2,580.39x = 6,390,218.08
  5. Step 5: Solve for x
    x = 6,390,218.08/2,580.39
  6. Step 6: Final answer
    x = 2,476.45

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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.