Home / 10,371.63-14,320.22-6,393.99

Finding the Fourth Proportional to 10,371.63, 14,320.22 and 6,393.99

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Solution

The fourth proportional to 10,371.63, 14,320.22 and 6,393.99 is: 8,828.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.63 : 14,320.22 = 6,393.99 : x
  2. Step 2: Convert to fraction form
    10,371.63/14,320.22 = 6,393.99/x
  3. Step 3: Cross multiply
    10,371.63x = 14,320.22 × 6,393.99
  4. Step 4: Simplify right side
    10,371.63x = 91,563,311.51
  5. Step 5: Solve for x
    x = 91,563,311.51/10,371.63
  6. Step 6: Final answer
    x = 8,828.25

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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.