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Finding the Fourth Proportional to 9,800.65, 14,703.45 and 4,252.64

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Solution

The fourth proportional to 9,800.65, 14,703.45 and 4,252.64 is: 6,380.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,800.65 : 14,703.45 = 4,252.64 : x
  2. Step 2: Convert to fraction form
    9,800.65/14,703.45 = 4,252.64/x
  3. Step 3: Cross multiply
    9,800.65x = 14,703.45 × 4,252.64
  4. Step 4: Simplify right side
    9,800.65x = 62,528,458.34
  5. Step 5: Solve for x
    x = 62,528,458.34/9,800.65
  6. Step 6: Final answer
    x = 6,380.04

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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.