Home / 3,011.24-4,155.08-1,832.32

Finding the Fourth Proportional to 3,011.24, 4,155.08 and 1,832.32

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Solution

The fourth proportional to 3,011.24, 4,155.08 and 1,832.32 is: 2,528.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.24 : 4,155.08 = 1,832.32 : x
  2. Step 2: Convert to fraction form
    3,011.24/4,155.08 = 1,832.32/x
  3. Step 3: Cross multiply
    3,011.24x = 4,155.08 × 1,832.32
  4. Step 4: Simplify right side
    3,011.24x = 7,613,436.19
  5. Step 5: Solve for x
    x = 7,613,436.19/3,011.24
  6. Step 6: Final answer
    x = 2,528.34

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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.