Home / 10,877.36-16,313.98-4,636.20

Finding the Fourth Proportional to 10,877.36, 16,313.98 and 4,636.20

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Solution

The fourth proportional to 10,877.36, 16,313.98 and 4,636.20 is: 6,953.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.36 : 16,313.98 = 4,636.20 : x
  2. Step 2: Convert to fraction form
    10,877.36/16,313.98 = 4,636.20/x
  3. Step 3: Cross multiply
    10,877.36x = 16,313.98 × 4,636.20
  4. Step 4: Simplify right side
    10,877.36x = 75,634,874.08
  5. Step 5: Solve for x
    x = 75,634,874.08/10,877.36
  6. Step 6: Final answer
    x = 6,953.42

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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.