Home / 10,727.42-14,801.06-6,475.12

Finding the Fourth Proportional to 10,727.42, 14,801.06 and 6,475.12

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Solution

The fourth proportional to 10,727.42, 14,801.06 and 6,475.12 is: 8,933.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.42 : 14,801.06 = 6,475.12 : x
  2. Step 2: Convert to fraction form
    10,727.42/14,801.06 = 6,475.12/x
  3. Step 3: Cross multiply
    10,727.42x = 14,801.06 × 6,475.12
  4. Step 4: Simplify right side
    10,727.42x = 95,838,639.63
  5. Step 5: Solve for x
    x = 95,838,639.63/10,727.42
  6. Step 6: Final answer
    x = 8,933.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.