Home / 6,518.24-9,776.56-1,901.20

Finding the Fourth Proportional to 6,518.24, 9,776.56 and 1,901.20

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Solution

The fourth proportional to 6,518.24, 9,776.56 and 1,901.20 is: 2,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.24 : 9,776.56 = 1,901.20 : x
  2. Step 2: Convert to fraction form
    6,518.24/9,776.56 = 1,901.20/x
  3. Step 3: Cross multiply
    6,518.24x = 9,776.56 × 1,901.20
  4. Step 4: Simplify right side
    6,518.24x = 18,587,195.87
  5. Step 5: Solve for x
    x = 18,587,195.87/6,518.24
  6. Step 6: Final answer
    x = 2,851.57

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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.