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Finding the Fourth Proportional to 4,697.64, 7,049.16 and 1,924.74

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Solution

The fourth proportional to 4,697.64, 7,049.16 and 1,924.74 is: 2,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,697.64 : 7,049.16 = 1,924.74 : x
  2. Step 2: Convert to fraction form
    4,697.64/7,049.16 = 1,924.74/x
  3. Step 3: Cross multiply
    4,697.64x = 7,049.16 × 1,924.74
  4. Step 4: Simplify right side
    4,697.64x = 13,567,800.22
  5. Step 5: Solve for x
    x = 13,567,800.22/4,697.64
  6. Step 6: Final answer
    x = 2,888.22

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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.