Home / 10,011.84-13,812.96-5,816.64

Finding the Fourth Proportional to 10,011.84, 13,812.96 and 5,816.64

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Solution

The fourth proportional to 10,011.84, 13,812.96 and 5,816.64 is: 8,025.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.84 : 13,812.96 = 5,816.64 : x
  2. Step 2: Convert to fraction form
    10,011.84/13,812.96 = 5,816.64/x
  3. Step 3: Cross multiply
    10,011.84x = 13,812.96 × 5,816.64
  4. Step 4: Simplify right side
    10,011.84x = 80,345,015.65
  5. Step 5: Solve for x
    x = 80,345,015.65/10,011.84
  6. Step 6: Final answer
    x = 8,025.00

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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.