Home / 5,570.09-8,355.29-1,674.48

Finding the Fourth Proportional to 5,570.09, 8,355.29 and 1,674.48

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Solution

The fourth proportional to 5,570.09, 8,355.29 and 1,674.48 is: 2,511.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.09 : 8,355.29 = 1,674.48 : x
  2. Step 2: Convert to fraction form
    5,570.09/8,355.29 = 1,674.48/x
  3. Step 3: Cross multiply
    5,570.09x = 8,355.29 × 1,674.48
  4. Step 4: Simplify right side
    5,570.09x = 13,990,757.63
  5. Step 5: Solve for x
    x = 13,990,757.63/5,570.09
  6. Step 6: Final answer
    x = 2,511.77

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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.