Home / 10,086.36-15,125.76-4,539.48

Finding the Fourth Proportional to 10,086.36, 15,125.76 and 4,539.48

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Solution

The fourth proportional to 10,086.36, 15,125.76 and 4,539.48 is: 6,807.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,086.36 : 15,125.76 = 4,539.48 : x
  2. Step 2: Convert to fraction form
    10,086.36/15,125.76 = 4,539.48/x
  3. Step 3: Cross multiply
    10,086.36x = 15,125.76 × 4,539.48
  4. Step 4: Simplify right side
    10,086.36x = 68,663,085.00
  5. Step 5: Solve for x
    x = 68,663,085.00/10,086.36
  6. Step 6: Final answer
    x = 6,807.52

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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.