Home / 10,291.37-14,193.63-6,309.68

Finding the Fourth Proportional to 10,291.37, 14,193.63 and 6,309.68

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Solution

The fourth proportional to 10,291.37, 14,193.63 and 6,309.68 is: 8,702.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.37 : 14,193.63 = 6,309.68 : x
  2. Step 2: Convert to fraction form
    10,291.37/14,193.63 = 6,309.68/x
  3. Step 3: Cross multiply
    10,291.37x = 14,193.63 × 6,309.68
  4. Step 4: Simplify right side
    10,291.37x = 89,557,192.37
  5. Step 5: Solve for x
    x = 89,557,192.37/10,291.37
  6. Step 6: Final answer
    x = 8,702.17

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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.