Home / 8,430.35-11,633.63-4,893.38

Finding the Fourth Proportional to 8,430.35, 11,633.63 and 4,893.38

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Solution

The fourth proportional to 8,430.35, 11,633.63 and 4,893.38 is: 6,752.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,430.35 : 11,633.63 = 4,893.38 : x
  2. Step 2: Convert to fraction form
    8,430.35/11,633.63 = 4,893.38/x
  3. Step 3: Cross multiply
    8,430.35x = 11,633.63 × 4,893.38
  4. Step 4: Simplify right side
    8,430.35x = 56,927,733.36
  5. Step 5: Solve for x
    x = 56,927,733.36/8,430.35
  6. Step 6: Final answer
    x = 6,752.72

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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.