Home / 2,888.16-4,310.87-2,818.24

Finding the Fourth Proportional to 2,888.16, 4,310.87 and 2,818.24

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Solution

The fourth proportional to 2,888.16, 4,310.87 and 2,818.24 is: 4,206.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888.16 : 4,310.87 = 2,818.24 : x
  2. Step 2: Convert to fraction form
    2,888.16/4,310.87 = 2,818.24/x
  3. Step 3: Cross multiply
    2,888.16x = 4,310.87 × 2,818.24
  4. Step 4: Simplify right side
    2,888.16x = 12,149,081.50
  5. Step 5: Solve for x
    x = 12,149,081.50/2,888.16
  6. Step 6: Final answer
    x = 4,206.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.