Home / 2,972.95-4,461.48-1,025.16

Finding the Fourth Proportional to 2,972.95, 4,461.48 and 1,025.16

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Solution

The fourth proportional to 2,972.95, 4,461.48 and 1,025.16 is: 1,538.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972.95 : 4,461.48 = 1,025.16 : x
  2. Step 2: Convert to fraction form
    2,972.95/4,461.48 = 1,025.16/x
  3. Step 3: Cross multiply
    2,972.95x = 4,461.48 × 1,025.16
  4. Step 4: Simplify right side
    2,972.95x = 4,573,714.11
  5. Step 5: Solve for x
    x = 4,573,714.11/2,972.95
  6. Step 6: Final answer
    x = 1,538.44

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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.