Home / 8,466.72-11,684.50-4,690.29

Finding the Fourth Proportional to 8,466.72, 11,684.50 and 4,690.29

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Solution

The fourth proportional to 8,466.72, 11,684.50 and 4,690.29 is: 6,472.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.72 : 11,684.50 = 4,690.29 : x
  2. Step 2: Convert to fraction form
    8,466.72/11,684.50 = 4,690.29/x
  3. Step 3: Cross multiply
    8,466.72x = 11,684.50 × 4,690.29
  4. Step 4: Simplify right side
    8,466.72x = 54,803,693.51
  5. Step 5: Solve for x
    x = 54,803,693.51/8,466.72
  6. Step 6: Final answer
    x = 6,472.84

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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.