Home / 11,029.05-15,223.65-7,060.86

Finding the Fourth Proportional to 11,029.05, 15,223.65 and 7,060.86

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Solution

The fourth proportional to 11,029.05, 15,223.65 and 7,060.86 is: 9,746.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.05 : 15,223.65 = 7,060.86 : x
  2. Step 2: Convert to fraction form
    11,029.05/15,223.65 = 7,060.86/x
  3. Step 3: Cross multiply
    11,029.05x = 15,223.65 × 7,060.86
  4. Step 4: Simplify right side
    11,029.05x = 107,492,061.34
  5. Step 5: Solve for x
    x = 107,492,061.34/11,029.05
  6. Step 6: Final answer
    x = 9,746.27

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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.