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Finding the Fourth Proportional to 3,017.39, 4,526.30 and 937.12

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Solution

The fourth proportional to 3,017.39, 4,526.30 and 937.12 is: 1,405.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.39 : 4,526.30 = 937.12 : x
  2. Step 2: Convert to fraction form
    3,017.39/4,526.30 = 937.12/x
  3. Step 3: Cross multiply
    3,017.39x = 4,526.30 × 937.12
  4. Step 4: Simplify right side
    3,017.39x = 4,241,686.26
  5. Step 5: Solve for x
    x = 4,241,686.26/3,017.39
  6. Step 6: Final answer
    x = 1,405.75

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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.