Home / 8,429.74-11,633.08-4,652.94

Finding the Fourth Proportional to 8,429.74, 11,633.08 and 4,652.94

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Solution

The fourth proportional to 8,429.74, 11,633.08 and 4,652.94 is: 6,421.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429.74 : 11,633.08 = 4,652.94 : x
  2. Step 2: Convert to fraction form
    8,429.74/11,633.08 = 4,652.94/x
  3. Step 3: Cross multiply
    8,429.74x = 11,633.08 × 4,652.94
  4. Step 4: Simplify right side
    8,429.74x = 54,127,999.99
  5. Step 5: Solve for x
    x = 54,127,999.99/8,429.74
  6. Step 6: Final answer
    x = 6,421.08

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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.