Home / 10,431.30-14,395.21-6,184.44

Finding the Fourth Proportional to 10,431.30, 14,395.21 and 6,184.44

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Solution

The fourth proportional to 10,431.30, 14,395.21 and 6,184.44 is: 8,534.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.30 : 14,395.21 = 6,184.44 : x
  2. Step 2: Convert to fraction form
    10,431.30/14,395.21 = 6,184.44/x
  3. Step 3: Cross multiply
    10,431.30x = 14,395.21 × 6,184.44
  4. Step 4: Simplify right side
    10,431.30x = 89,026,354.95
  5. Step 5: Solve for x
    x = 89,026,354.95/10,431.30
  6. Step 6: Final answer
    x = 8,534.54

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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.