Home / 2,423.64-3,630.36-1,765.08

Finding the Fourth Proportional to 2,423.64, 3,630.36 and 1,765.08

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Solution

The fourth proportional to 2,423.64, 3,630.36 and 1,765.08 is: 2,643.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,423.64 : 3,630.36 = 1,765.08 : x
  2. Step 2: Convert to fraction form
    2,423.64/3,630.36 = 1,765.08/x
  3. Step 3: Cross multiply
    2,423.64x = 3,630.36 × 1,765.08
  4. Step 4: Simplify right side
    2,423.64x = 6,407,875.83
  5. Step 5: Solve for x
    x = 6,407,875.83/2,423.64
  6. Step 6: Final answer
    x = 2,643.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.