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Finding the Fourth Proportional to 2,374.50, 3,560.05 and 730.16

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Solution

The fourth proportional to 2,374.50, 3,560.05 and 730.16 is: 1,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.50 : 3,560.05 = 730.16 : x
  2. Step 2: Convert to fraction form
    2,374.50/3,560.05 = 730.16/x
  3. Step 3: Cross multiply
    2,374.50x = 3,560.05 × 730.16
  4. Step 4: Simplify right side
    2,374.50x = 2,599,406.11
  5. Step 5: Solve for x
    x = 2,599,406.11/2,374.50
  6. Step 6: Final answer
    x = 1,094.72

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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.