Home / 3,315.15-4,566.95-2,841.55

Finding the Fourth Proportional to 3,315.15, 4,566.95 and 2,841.55

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Solution

The fourth proportional to 3,315.15, 4,566.95 and 2,841.55 is: 3,914.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315.15 : 4,566.95 = 2,841.55 : x
  2. Step 2: Convert to fraction form
    3,315.15/4,566.95 = 2,841.55/x
  3. Step 3: Cross multiply
    3,315.15x = 4,566.95 × 2,841.55
  4. Step 4: Simplify right side
    3,315.15x = 12,977,216.77
  5. Step 5: Solve for x
    x = 12,977,216.77/3,315.15
  6. Step 6: Final answer
    x = 3,914.52

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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.