Home / 6,012.64-9,012.88-2,888.08

Finding the Fourth Proportional to 6,012.64, 9,012.88 and 2,888.08

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Solution

The fourth proportional to 6,012.64, 9,012.88 and 2,888.08 is: 4,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,012.64 : 9,012.88 = 2,888.08 : x
  2. Step 2: Convert to fraction form
    6,012.64/9,012.88 = 2,888.08/x
  3. Step 3: Cross multiply
    6,012.64x = 9,012.88 × 2,888.08
  4. Step 4: Simplify right side
    6,012.64x = 26,029,918.47
  5. Step 5: Solve for x
    x = 26,029,918.47/6,012.64
  6. Step 6: Final answer
    x = 4,329.20

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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.