Home / 2,465.88-3,400.20-1,837.56

Finding the Fourth Proportional to 2,465.88, 3,400.20 and 1,837.56

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Solution

The fourth proportional to 2,465.88, 3,400.20 and 1,837.56 is: 2,533.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.88 : 3,400.20 = 1,837.56 : x
  2. Step 2: Convert to fraction form
    2,465.88/3,400.20 = 1,837.56/x
  3. Step 3: Cross multiply
    2,465.88x = 3,400.20 × 1,837.56
  4. Step 4: Simplify right side
    2,465.88x = 6,248,071.51
  5. Step 5: Solve for x
    x = 6,248,071.51/2,465.88
  6. Step 6: Final answer
    x = 2,533.81

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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.