Home / 11,004.24-16,502.40-4,429.20

Finding the Fourth Proportional to 11,004.24, 16,502.40 and 4,429.20

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Solution

The fourth proportional to 11,004.24, 16,502.40 and 4,429.20 is: 6,642.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,004.24 : 16,502.40 = 4,429.20 : x
  2. Step 2: Convert to fraction form
    11,004.24/16,502.40 = 4,429.20/x
  3. Step 3: Cross multiply
    11,004.24x = 16,502.40 × 4,429.20
  4. Step 4: Simplify right side
    11,004.24x = 73,092,430.08
  5. Step 5: Solve for x
    x = 73,092,430.08/11,004.24
  6. Step 6: Final answer
    x = 6,642.21

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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.