Home / 10,527.80-15,791.69-3,602.30

Finding the Fourth Proportional to 10,527.80, 15,791.69 and 3,602.30

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Solution

The fourth proportional to 10,527.80, 15,791.69 and 3,602.30 is: 5,403.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527.80 : 15,791.69 = 3,602.30 : x
  2. Step 2: Convert to fraction form
    10,527.80/15,791.69 = 3,602.30/x
  3. Step 3: Cross multiply
    10,527.80x = 15,791.69 × 3,602.30
  4. Step 4: Simplify right side
    10,527.80x = 56,886,334.93
  5. Step 5: Solve for x
    x = 56,886,334.93/10,527.80
  6. Step 6: Final answer
    x = 5,403.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.