Home / 10,602.50-14,631.45-6,186.50

Finding the Fourth Proportional to 10,602.50, 14,631.45 and 6,186.50

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Solution

The fourth proportional to 10,602.50, 14,631.45 and 6,186.50 is: 8,537.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602.50 : 14,631.45 = 6,186.50 : x
  2. Step 2: Convert to fraction form
    10,602.50/14,631.45 = 6,186.50/x
  3. Step 3: Cross multiply
    10,602.50x = 14,631.45 × 6,186.50
  4. Step 4: Simplify right side
    10,602.50x = 90,517,465.43
  5. Step 5: Solve for x
    x = 90,517,465.43/10,602.50
  6. Step 6: Final answer
    x = 8,537.37

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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.