Home / 2,303.64-3,182.09-2,008.40

Finding the Fourth Proportional to 2,303.64, 3,182.09 and 2,008.40

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Solution

The fourth proportional to 2,303.64, 3,182.09 and 2,008.40 is: 2,774.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303.64 : 3,182.09 = 2,008.40 : x
  2. Step 2: Convert to fraction form
    2,303.64/3,182.09 = 2,008.40/x
  3. Step 3: Cross multiply
    2,303.64x = 3,182.09 × 2,008.40
  4. Step 4: Simplify right side
    2,303.64x = 6,390,883.60
  5. Step 5: Solve for x
    x = 6,390,883.60/2,303.64
  6. Step 6: Final answer
    x = 2,774.25

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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.