Home / 10,816.50-16,210.77-5,547.14

Finding the Fourth Proportional to 10,816.50, 16,210.77 and 5,547.14

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Solution

The fourth proportional to 10,816.50, 16,210.77 and 5,547.14 is: 8,313.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.50 : 16,210.77 = 5,547.14 : x
  2. Step 2: Convert to fraction form
    10,816.50/16,210.77 = 5,547.14/x
  3. Step 3: Cross multiply
    10,816.50x = 16,210.77 × 5,547.14
  4. Step 4: Simplify right side
    10,816.50x = 89,923,329.64
  5. Step 5: Solve for x
    x = 89,923,329.64/10,816.50
  6. Step 6: Final answer
    x = 8,313.53

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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.