Home / 10,673.24-16,009.11-4,430.90

Finding the Fourth Proportional to 10,673.24, 16,009.11 and 4,430.90

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Solution

The fourth proportional to 10,673.24, 16,009.11 and 4,430.90 is: 6,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.24 : 16,009.11 = 4,430.90 : x
  2. Step 2: Convert to fraction form
    10,673.24/16,009.11 = 4,430.90/x
  3. Step 3: Cross multiply
    10,673.24x = 16,009.11 × 4,430.90
  4. Step 4: Simplify right side
    10,673.24x = 70,934,805.52
  5. Step 5: Solve for x
    x = 70,934,805.52/10,673.24
  6. Step 6: Final answer
    x = 6,646.05

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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.