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Finding the Fourth Proportional to 5,346.88, 8,018.70 and 1,598.91

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Solution

The fourth proportional to 5,346.88, 8,018.70 and 1,598.91 is: 2,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.88 : 8,018.70 = 1,598.91 : x
  2. Step 2: Convert to fraction form
    5,346.88/8,018.70 = 1,598.91/x
  3. Step 3: Cross multiply
    5,346.88x = 8,018.70 × 1,598.91
  4. Step 4: Simplify right side
    5,346.88x = 12,821,143.55
  5. Step 5: Solve for x
    x = 12,821,143.55/5,346.88
  6. Step 6: Final answer
    x = 2,397.87

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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.