Home / 8,429.19-11,633.09-4,844.67

Finding the Fourth Proportional to 8,429.19, 11,633.09 and 4,844.67

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Solution

The fourth proportional to 8,429.19, 11,633.09 and 4,844.67 is: 6,686.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429.19 : 11,633.09 = 4,844.67 : x
  2. Step 2: Convert to fraction form
    8,429.19/11,633.09 = 4,844.67/x
  3. Step 3: Cross multiply
    8,429.19x = 11,633.09 × 4,844.67
  4. Step 4: Simplify right side
    8,429.19x = 56,358,457.91
  5. Step 5: Solve for x
    x = 56,358,457.91/8,429.19
  6. Step 6: Final answer
    x = 6,686.11

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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.