Home / 10,724.79-14,795.10-6,476.01

Finding the Fourth Proportional to 10,724.79, 14,795.10 and 6,476.01

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Solution

The fourth proportional to 10,724.79, 14,795.10 and 6,476.01 is: 8,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724.79 : 14,795.10 = 6,476.01 : x
  2. Step 2: Convert to fraction form
    10,724.79/14,795.10 = 6,476.01/x
  3. Step 3: Cross multiply
    10,724.79x = 14,795.10 × 6,476.01
  4. Step 4: Simplify right side
    10,724.79x = 95,813,215.55
  5. Step 5: Solve for x
    x = 95,813,215.55/10,724.79
  6. Step 6: Final answer
    x = 8,933.81

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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.