Home / 5,095.63-7,032.53-2,857.72

Finding the Fourth Proportional to 5,095.63, 7,032.53 and 2,857.72

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Solution

The fourth proportional to 5,095.63, 7,032.53 and 2,857.72 is: 3,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.63 : 7,032.53 = 2,857.72 : x
  2. Step 2: Convert to fraction form
    5,095.63/7,032.53 = 2,857.72/x
  3. Step 3: Cross multiply
    5,095.63x = 7,032.53 × 2,857.72
  4. Step 4: Simplify right side
    5,095.63x = 20,097,001.63
  5. Step 5: Solve for x
    x = 20,097,001.63/5,095.63
  6. Step 6: Final answer
    x = 3,943.97

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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.