Home / 10,130.92-15,185.16-6,835.84

Finding the Fourth Proportional to 10,130.92, 15,185.16 and 6,835.84

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Solution

The fourth proportional to 10,130.92, 15,185.16 and 6,835.84 is: 10,246.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130.92 : 15,185.16 = 6,835.84 : x
  2. Step 2: Convert to fraction form
    10,130.92/15,185.16 = 6,835.84/x
  3. Step 3: Cross multiply
    10,130.92x = 15,185.16 × 6,835.84
  4. Step 4: Simplify right side
    10,130.92x = 103,803,324.13
  5. Step 5: Solve for x
    x = 103,803,324.13/10,130.92
  6. Step 6: Final answer
    x = 10,246.19

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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.