Home / 3,570.48-4,927.23-1,998.60

Finding the Fourth Proportional to 3,570.48, 4,927.23 and 1,998.60

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Solution

The fourth proportional to 3,570.48, 4,927.23 and 1,998.60 is: 2,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.48 : 4,927.23 = 1,998.60 : x
  2. Step 2: Convert to fraction form
    3,570.48/4,927.23 = 1,998.60/x
  3. Step 3: Cross multiply
    3,570.48x = 4,927.23 × 1,998.60
  4. Step 4: Simplify right side
    3,570.48x = 9,847,561.88
  5. Step 5: Solve for x
    x = 9,847,561.88/3,570.48
  6. Step 6: Final answer
    x = 2,758.05

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Double scale
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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.