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Finding the Fourth Proportional to 1,924.47, 2,886.98 and 937.34

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Solution

The fourth proportional to 1,924.47, 2,886.98 and 937.34 is: 1,406.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.47 : 2,886.98 = 937.34 : x
  2. Step 2: Convert to fraction form
    1,924.47/2,886.98 = 937.34/x
  3. Step 3: Cross multiply
    1,924.47x = 2,886.98 × 937.34
  4. Step 4: Simplify right side
    1,924.47x = 2,706,081.83
  5. Step 5: Solve for x
    x = 2,706,081.83/1,924.47
  6. Step 6: Final answer
    x = 1,406.14

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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.