Home / 4,223.50-5,830.65-2,630.63

Finding the Fourth Proportional to 4,223.50, 5,830.65 and 2,630.63

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Solution

The fourth proportional to 4,223.50, 5,830.65 and 2,630.63 is: 3,631.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.50 : 5,830.65 = 2,630.63 : x
  2. Step 2: Convert to fraction form
    4,223.50/5,830.65 = 2,630.63/x
  3. Step 3: Cross multiply
    4,223.50x = 5,830.65 × 2,630.63
  4. Step 4: Simplify right side
    4,223.50x = 15,338,297.39
  5. Step 5: Solve for x
    x = 15,338,297.39/4,223.50
  6. Step 6: Final answer
    x = 3,631.66

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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.