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Finding the Fourth Proportional to 10,907.48, 15,053.10 and 6,192.07

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Solution

The fourth proportional to 10,907.48, 15,053.10 and 6,192.07 is: 8,545.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.48 : 15,053.10 = 6,192.07 : x
  2. Step 2: Convert to fraction form
    10,907.48/15,053.10 = 6,192.07/x
  3. Step 3: Cross multiply
    10,907.48x = 15,053.10 × 6,192.07
  4. Step 4: Simplify right side
    10,907.48x = 93,209,848.92
  5. Step 5: Solve for x
    x = 93,209,848.92/10,907.48
  6. Step 6: Final answer
    x = 8,545.50

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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.