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Finding the Fourth Proportional to 7,302.15, 10,953.06 and 4,956.30

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Solution

The fourth proportional to 7,302.15, 10,953.06 and 4,956.30 is: 7,434.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.15 : 10,953.06 = 4,956.30 : x
  2. Step 2: Convert to fraction form
    7,302.15/10,953.06 = 4,956.30/x
  3. Step 3: Cross multiply
    7,302.15x = 10,953.06 × 4,956.30
  4. Step 4: Simplify right side
    7,302.15x = 54,286,651.28
  5. Step 5: Solve for x
    x = 54,286,651.28/7,302.15
  6. Step 6: Final answer
    x = 7,434.34

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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.