Home / 8,430.08-11,633.04-4,704.32

Finding the Fourth Proportional to 8,430.08, 11,633.04 and 4,704.32

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Solution

The fourth proportional to 8,430.08, 11,633.04 and 4,704.32 is: 6,491.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,430.08 : 11,633.04 = 4,704.32 : x
  2. Step 2: Convert to fraction form
    8,430.08/11,633.04 = 4,704.32/x
  3. Step 3: Cross multiply
    8,430.08x = 11,633.04 × 4,704.32
  4. Step 4: Simplify right side
    8,430.08x = 54,725,542.73
  5. Step 5: Solve for x
    x = 54,725,542.73/8,430.08
  6. Step 6: Final answer
    x = 6,491.70

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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.