Home / 3,035.49-4,186.93-1,854.51

Finding the Fourth Proportional to 3,035.49, 4,186.93 and 1,854.51

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Solution

The fourth proportional to 3,035.49, 4,186.93 and 1,854.51 is: 2,557.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.49 : 4,186.93 = 1,854.51 : x
  2. Step 2: Convert to fraction form
    3,035.49/4,186.93 = 1,854.51/x
  3. Step 3: Cross multiply
    3,035.49x = 4,186.93 × 1,854.51
  4. Step 4: Simplify right side
    3,035.49x = 7,764,703.55
  5. Step 5: Solve for x
    x = 7,764,703.55/3,035.49
  6. Step 6: Final answer
    x = 2,557.97

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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.