Home / 2,972.16-4,460.94-1,512.36

Finding the Fourth Proportional to 2,972.16, 4,460.94 and 1,512.36

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Solution

The fourth proportional to 2,972.16, 4,460.94 and 1,512.36 is: 2,269.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972.16 : 4,460.94 = 1,512.36 : x
  2. Step 2: Convert to fraction form
    2,972.16/4,460.94 = 1,512.36/x
  3. Step 3: Cross multiply
    2,972.16x = 4,460.94 × 1,512.36
  4. Step 4: Simplify right side
    2,972.16x = 6,746,547.22
  5. Step 5: Solve for x
    x = 6,746,547.22/2,972.16
  6. Step 6: Final answer
    x = 2,269.91

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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.