Home / 10,322.69-14,239.85-6,539.18

Finding the Fourth Proportional to 10,322.69, 14,239.85 and 6,539.18

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Solution

The fourth proportional to 10,322.69, 14,239.85 and 6,539.18 is: 9,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322.69 : 14,239.85 = 6,539.18 : x
  2. Step 2: Convert to fraction form
    10,322.69/14,239.85 = 6,539.18/x
  3. Step 3: Cross multiply
    10,322.69x = 14,239.85 × 6,539.18
  4. Step 4: Simplify right side
    10,322.69x = 93,116,838.43
  5. Step 5: Solve for x
    x = 93,116,838.43/10,322.69
  6. Step 6: Final answer
    x = 9,020.60

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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.