Home / 10,675.40-14,732.89-6,200.55

Finding the Fourth Proportional to 10,675.40, 14,732.89 and 6,200.55

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Solution

The fourth proportional to 10,675.40, 14,732.89 and 6,200.55 is: 8,557.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,675.40 : 14,732.89 = 6,200.55 : x
  2. Step 2: Convert to fraction form
    10,675.40/14,732.89 = 6,200.55/x
  3. Step 3: Cross multiply
    10,675.40x = 14,732.89 × 6,200.55
  4. Step 4: Simplify right side
    10,675.40x = 91,352,005.59
  5. Step 5: Solve for x
    x = 91,352,005.59/10,675.40
  6. Step 6: Final answer
    x = 8,557.25

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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.