Home / 10,356.93-14,295.31-6,381.36

Finding the Fourth Proportional to 10,356.93, 14,295.31 and 6,381.36

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Solution

The fourth proportional to 10,356.93, 14,295.31 and 6,381.36 is: 8,807.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.93 : 14,295.31 = 6,381.36 : x
  2. Step 2: Convert to fraction form
    10,356.93/14,295.31 = 6,381.36/x
  3. Step 3: Cross multiply
    10,356.93x = 14,295.31 × 6,381.36
  4. Step 4: Simplify right side
    10,356.93x = 91,223,503.47
  5. Step 5: Solve for x
    x = 91,223,503.47/10,356.93
  6. Step 6: Final answer
    x = 8,807.97

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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.