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Finding the Fourth Proportional to 11,864.58, 17,802.93 and 5,295.06

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Solution

The fourth proportional to 11,864.58, 17,802.93 and 5,295.06 is: 7,945.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.58 : 17,802.93 = 5,295.06 : x
  2. Step 2: Convert to fraction form
    11,864.58/17,802.93 = 5,295.06/x
  3. Step 3: Cross multiply
    11,864.58x = 17,802.93 × 5,295.06
  4. Step 4: Simplify right side
    11,864.58x = 94,267,582.53
  5. Step 5: Solve for x
    x = 94,267,582.53/11,864.58
  6. Step 6: Final answer
    x = 7,945.29

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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.