Home / 2,573.51-3,860.87-1,113.62

Finding the Fourth Proportional to 2,573.51, 3,860.87 and 1,113.62

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Solution

The fourth proportional to 2,573.51, 3,860.87 and 1,113.62 is: 1,670.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573.51 : 3,860.87 = 1,113.62 : x
  2. Step 2: Convert to fraction form
    2,573.51/3,860.87 = 1,113.62/x
  3. Step 3: Cross multiply
    2,573.51x = 3,860.87 × 1,113.62
  4. Step 4: Simplify right side
    2,573.51x = 4,299,517.18
  5. Step 5: Solve for x
    x = 4,299,517.18/2,573.51
  6. Step 6: Final answer
    x = 1,670.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.