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Finding the Fourth Proportional to 10,599.80, 14,627.88 and 5,820.19

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Solution

The fourth proportional to 10,599.80, 14,627.88 and 5,820.19 is: 8,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,599.80 : 14,627.88 = 5,820.19 : x
  2. Step 2: Convert to fraction form
    10,599.80/14,627.88 = 5,820.19/x
  3. Step 3: Cross multiply
    10,599.80x = 14,627.88 × 5,820.19
  4. Step 4: Simplify right side
    10,599.80x = 85,137,004.33
  5. Step 5: Solve for x
    x = 85,137,004.33/10,599.80
  6. Step 6: Final answer
    x = 8,031.95

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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.