Home / 2,464.39-3,400.88-1,345.32

Finding the Fourth Proportional to 2,464.39, 3,400.88 and 1,345.32

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Solution

The fourth proportional to 2,464.39, 3,400.88 and 1,345.32 is: 1,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,464.39 : 3,400.88 = 1,345.32 : x
  2. Step 2: Convert to fraction form
    2,464.39/3,400.88 = 1,345.32/x
  3. Step 3: Cross multiply
    2,464.39x = 3,400.88 × 1,345.32
  4. Step 4: Simplify right side
    2,464.39x = 4,575,271.88
  5. Step 5: Solve for x
    x = 4,575,271.88/2,464.39
  6. Step 6: Final answer
    x = 1,856.55

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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.