Home / 10,570.85-14,587.77-5,855.15

Finding the Fourth Proportional to 10,570.85, 14,587.77 and 5,855.15

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Solution

The fourth proportional to 10,570.85, 14,587.77 and 5,855.15 is: 8,080.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,570.85 : 14,587.77 = 5,855.15 : x
  2. Step 2: Convert to fraction form
    10,570.85/14,587.77 = 5,855.15/x
  3. Step 3: Cross multiply
    10,570.85x = 14,587.77 × 5,855.15
  4. Step 4: Simplify right side
    10,570.85x = 85,413,581.52
  5. Step 5: Solve for x
    x = 85,413,581.52/10,570.85
  6. Step 6: Final answer
    x = 8,080.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.