Home / 8,254.48-11,389.98-4,717

Finding the Fourth Proportional to 8,254.48, 11,389.98 and 4,717

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Solution

The fourth proportional to 8,254.48, 11,389.98 and 4,717 is: 6,508.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.48 : 11,389.98 = 4,717 : x
  2. Step 2: Convert to fraction form
    8,254.48/11,389.98 = 4,717/x
  3. Step 3: Cross multiply
    8,254.48x = 11,389.98 × 4,717
  4. Step 4: Simplify right side
    8,254.48x = 53,726,535.66
  5. Step 5: Solve for x
    x = 53,726,535.66/8,254.48
  6. Step 6: Final answer
    x = 6,508.77

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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.