Home / 4,423.12-6,636.30-2,948.32

Finding the Fourth Proportional to 4,423.12, 6,636.30 and 2,948.32

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Solution

The fourth proportional to 4,423.12, 6,636.30 and 2,948.32 is: 4,423.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.12 : 6,636.30 = 2,948.32 : x
  2. Step 2: Convert to fraction form
    4,423.12/6,636.30 = 2,948.32/x
  3. Step 3: Cross multiply
    4,423.12x = 6,636.30 × 2,948.32
  4. Step 4: Simplify right side
    4,423.12x = 19,565,936.02
  5. Step 5: Solve for x
    x = 19,565,936.02/4,423.12
  6. Step 6: Final answer
    x = 4,423.56

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1.5x scale

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.