Home / 10,802.62-14,907.81-6,087.07

Finding the Fourth Proportional to 10,802.62, 14,907.81 and 6,087.07

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Solution

The fourth proportional to 10,802.62, 14,907.81 and 6,087.07 is: 8,400.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,802.62 : 14,907.81 = 6,087.07 : x
  2. Step 2: Convert to fraction form
    10,802.62/14,907.81 = 6,087.07/x
  3. Step 3: Cross multiply
    10,802.62x = 14,907.81 × 6,087.07
  4. Step 4: Simplify right side
    10,802.62x = 90,744,883.02
  5. Step 5: Solve for x
    x = 90,744,883.02/10,802.62
  6. Step 6: Final answer
    x = 8,400.27

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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.