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Finding the Fourth Proportional to 5,348.16, 7,373.03 and 4,019.49

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Solution

The fourth proportional to 5,348.16, 7,373.03 and 4,019.49 is: 5,541.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.16 : 7,373.03 = 4,019.49 : x
  2. Step 2: Convert to fraction form
    5,348.16/7,373.03 = 4,019.49/x
  3. Step 3: Cross multiply
    5,348.16x = 7,373.03 × 4,019.49
  4. Step 4: Simplify right side
    5,348.16x = 29,635,800.26
  5. Step 5: Solve for x
    x = 29,635,800.26/5,348.16
  6. Step 6: Final answer
    x = 5,541.31

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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.