Home / 8,283.14-11,430.68-4,698.76

Finding the Fourth Proportional to 8,283.14, 11,430.68 and 4,698.76

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Solution

The fourth proportional to 8,283.14, 11,430.68 and 4,698.76 is: 6,484.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283.14 : 11,430.68 = 4,698.76 : x
  2. Step 2: Convert to fraction form
    8,283.14/11,430.68 = 4,698.76/x
  3. Step 3: Cross multiply
    8,283.14x = 11,430.68 × 4,698.76
  4. Step 4: Simplify right side
    8,283.14x = 53,710,021.96
  5. Step 5: Solve for x
    x = 53,710,021.96/8,283.14
  6. Step 6: Final answer
    x = 6,484.26

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Half scale
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Double scale
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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.