Home / 10,858.53-14,988.32-6,382.17

Finding the Fourth Proportional to 10,858.53, 14,988.32 and 6,382.17

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Solution

The fourth proportional to 10,858.53, 14,988.32 and 6,382.17 is: 8,809.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858.53 : 14,988.32 = 6,382.17 : x
  2. Step 2: Convert to fraction form
    10,858.53/14,988.32 = 6,382.17/x
  3. Step 3: Cross multiply
    10,858.53x = 14,988.32 × 6,382.17
  4. Step 4: Simplify right side
    10,858.53x = 95,657,974.34
  5. Step 5: Solve for x
    x = 95,657,974.34/10,858.53
  6. Step 6: Final answer
    x = 8,809.48

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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.