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Finding the Fourth Proportional to 5,891.51, 8,130.42 and 3,373.34

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Solution

The fourth proportional to 5,891.51, 8,130.42 and 3,373.34 is: 4,655.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.51 : 8,130.42 = 3,373.34 : x
  2. Step 2: Convert to fraction form
    5,891.51/8,130.42 = 3,373.34/x
  3. Step 3: Cross multiply
    5,891.51x = 8,130.42 × 3,373.34
  4. Step 4: Simplify right side
    5,891.51x = 27,426,630.35
  5. Step 5: Solve for x
    x = 27,426,630.35/5,891.51
  6. Step 6: Final answer
    x = 4,655.28

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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.