Home / 11,339.05-15,648.42-6,303.36

Finding the Fourth Proportional to 11,339.05, 15,648.42 and 6,303.36

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Solution

The fourth proportional to 11,339.05, 15,648.42 and 6,303.36 is: 8,698.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.05 : 15,648.42 = 6,303.36 : x
  2. Step 2: Convert to fraction form
    11,339.05/15,648.42 = 6,303.36/x
  3. Step 3: Cross multiply
    11,339.05x = 15,648.42 × 6,303.36
  4. Step 4: Simplify right side
    11,339.05x = 98,637,624.69
  5. Step 5: Solve for x
    x = 98,637,624.69/11,339.05
  6. Step 6: Final answer
    x = 8,698.93

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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.