Home / 2,444.64-3,372.90-1,561.32

Finding the Fourth Proportional to 2,444.64, 3,372.90 and 1,561.32

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Solution

The fourth proportional to 2,444.64, 3,372.90 and 1,561.32 is: 2,154.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,444.64 : 3,372.90 = 1,561.32 : x
  2. Step 2: Convert to fraction form
    2,444.64/3,372.90 = 1,561.32/x
  3. Step 3: Cross multiply
    2,444.64x = 3,372.90 × 1,561.32
  4. Step 4: Simplify right side
    2,444.64x = 5,266,176.23
  5. Step 5: Solve for x
    x = 5,266,176.23/2,444.64
  6. Step 6: Final answer
    x = 2,154.17

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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.