Home / 8,285.77-11,430.51-4,926.70

Finding the Fourth Proportional to 8,285.77, 11,430.51 and 4,926.70

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Solution

The fourth proportional to 8,285.77, 11,430.51 and 4,926.70 is: 6,796.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.77 : 11,430.51 = 4,926.70 : x
  2. Step 2: Convert to fraction form
    8,285.77/11,430.51 = 4,926.70/x
  3. Step 3: Cross multiply
    8,285.77x = 11,430.51 × 4,926.70
  4. Step 4: Simplify right side
    8,285.77x = 56,314,693.62
  5. Step 5: Solve for x
    x = 56,314,693.62/8,285.77
  6. Step 6: Final answer
    x = 6,796.56

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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.