Home / 11,038.91-15,228.34-6,559.49

Finding the Fourth Proportional to 11,038.91, 15,228.34 and 6,559.49

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Solution

The fourth proportional to 11,038.91, 15,228.34 and 6,559.49 is: 9,048.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038.91 : 15,228.34 = 6,559.49 : x
  2. Step 2: Convert to fraction form
    11,038.91/15,228.34 = 6,559.49/x
  3. Step 3: Cross multiply
    11,038.91x = 15,228.34 × 6,559.49
  4. Step 4: Simplify right side
    11,038.91x = 99,890,202.52
  5. Step 5: Solve for x
    x = 99,890,202.52/11,038.91
  6. Step 6: Final answer
    x = 9,048.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.