Home / 8,365.25-11,545.85-5,008.81

Finding the Fourth Proportional to 8,365.25, 11,545.85 and 5,008.81

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Solution

The fourth proportional to 8,365.25, 11,545.85 and 5,008.81 is: 6,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.25 : 11,545.85 = 5,008.81 : x
  2. Step 2: Convert to fraction form
    8,365.25/11,545.85 = 5,008.81/x
  3. Step 3: Cross multiply
    8,365.25x = 11,545.85 × 5,008.81
  4. Step 4: Simplify right side
    8,365.25x = 57,830,968.94
  5. Step 5: Solve for x
    x = 57,830,968.94/8,365.25
  6. Step 6: Final answer
    x = 6,913.24

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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.