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Finding the Fourth Proportional to 5,600.18, 8,392.02 and 4,985.06

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Solution

The fourth proportional to 5,600.18, 8,392.02 and 4,985.06 is: 7,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.18 : 8,392.02 = 4,985.06 : x
  2. Step 2: Convert to fraction form
    5,600.18/8,392.02 = 4,985.06/x
  3. Step 3: Cross multiply
    5,600.18x = 8,392.02 × 4,985.06
  4. Step 4: Simplify right side
    5,600.18x = 41,834,723.22
  5. Step 5: Solve for x
    x = 41,834,723.22/5,600.18
  6. Step 6: Final answer
    x = 7,470.25

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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.