Home / 8,466.42-12,637.92-7,773.06

Finding the Fourth Proportional to 8,466.42, 12,637.92 and 7,773.06

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Solution

The fourth proportional to 8,466.42, 12,637.92 and 7,773.06 is: 11,602.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.42 : 12,637.92 = 7,773.06 : x
  2. Step 2: Convert to fraction form
    8,466.42/12,637.92 = 7,773.06/x
  3. Step 3: Cross multiply
    8,466.42x = 12,637.92 × 7,773.06
  4. Step 4: Simplify right side
    8,466.42x = 98,235,310.44
  5. Step 5: Solve for x
    x = 98,235,310.44/8,466.42
  6. Step 6: Final answer
    x = 11,602.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.