Home / 10,011.26-15,018.52-3,085.76

Finding the Fourth Proportional to 10,011.26, 15,018.52 and 3,085.76

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Solution

The fourth proportional to 10,011.26, 15,018.52 and 3,085.76 is: 4,629.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011.26 : 15,018.52 = 3,085.76 : x
  2. Step 2: Convert to fraction form
    10,011.26/15,018.52 = 3,085.76/x
  3. Step 3: Cross multiply
    10,011.26x = 15,018.52 × 3,085.76
  4. Step 4: Simplify right side
    10,011.26x = 46,343,548.28
  5. Step 5: Solve for x
    x = 46,343,548.28/10,011.26
  6. Step 6: Final answer
    x = 4,629.14

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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.