Home / 10,877.02-16,313.06-5,324.84

Finding the Fourth Proportional to 10,877.02, 16,313.06 and 5,324.84

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Solution

The fourth proportional to 10,877.02, 16,313.06 and 5,324.84 is: 7,986.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.02 : 16,313.06 = 5,324.84 : x
  2. Step 2: Convert to fraction form
    10,877.02/16,313.06 = 5,324.84/x
  3. Step 3: Cross multiply
    10,877.02x = 16,313.06 × 5,324.84
  4. Step 4: Simplify right side
    10,877.02x = 86,864,434.41
  5. Step 5: Solve for x
    x = 86,864,434.41/10,877.02
  6. Step 6: Final answer
    x = 7,986.05

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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.