Home / 4,630.32-6,386.54-2,949.98

Finding the Fourth Proportional to 4,630.32, 6,386.54 and 2,949.98

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Solution

The fourth proportional to 4,630.32, 6,386.54 and 2,949.98 is: 4,068.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.32 : 6,386.54 = 2,949.98 : x
  2. Step 2: Convert to fraction form
    4,630.32/6,386.54 = 2,949.98/x
  3. Step 3: Cross multiply
    4,630.32x = 6,386.54 × 2,949.98
  4. Step 4: Simplify right side
    4,630.32x = 18,840,165.27
  5. Step 5: Solve for x
    x = 18,840,165.27/4,630.32
  6. Step 6: Final answer
    x = 4,068.87

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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.