Home / 8,254.54-11,389.30-4,669.57

Finding the Fourth Proportional to 8,254.54, 11,389.30 and 4,669.57

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Solution

The fourth proportional to 8,254.54, 11,389.30 and 4,669.57 is: 6,442.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.54 : 11,389.30 = 4,669.57 : x
  2. Step 2: Convert to fraction form
    8,254.54/11,389.30 = 4,669.57/x
  3. Step 3: Cross multiply
    8,254.54x = 11,389.30 × 4,669.57
  4. Step 4: Simplify right side
    8,254.54x = 53,183,133.60
  5. Step 5: Solve for x
    x = 53,183,133.60/8,254.54
  6. Step 6: Final answer
    x = 6,442.89

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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.