Home / 11,089.61-15,307.22-6,377.03

Finding the Fourth Proportional to 11,089.61, 15,307.22 and 6,377.03

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Solution

The fourth proportional to 11,089.61, 15,307.22 and 6,377.03 is: 8,802.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.61 : 15,307.22 = 6,377.03 : x
  2. Step 2: Convert to fraction form
    11,089.61/15,307.22 = 6,377.03/x
  3. Step 3: Cross multiply
    11,089.61x = 15,307.22 × 6,377.03
  4. Step 4: Simplify right side
    11,089.61x = 97,614,569.27
  5. Step 5: Solve for x
    x = 97,614,569.27/11,089.61
  6. Step 6: Final answer
    x = 8,802.34

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Double scale
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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.