Home / 4,612.32-6,919.71-2,420.46

Finding the Fourth Proportional to 4,612.32, 6,919.71 and 2,420.46

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Solution

The fourth proportional to 4,612.32, 6,919.71 and 2,420.46 is: 3,631.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.32 : 6,919.71 = 2,420.46 : x
  2. Step 2: Convert to fraction form
    4,612.32/6,919.71 = 2,420.46/x
  3. Step 3: Cross multiply
    4,612.32x = 6,919.71 × 2,420.46
  4. Step 4: Simplify right side
    4,612.32x = 16,748,881.27
  5. Step 5: Solve for x
    x = 16,748,881.27/4,612.32
  6. Step 6: Final answer
    x = 3,631.34

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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.