Home / 4,892.79-7,342.28-2,557.01

Finding the Fourth Proportional to 4,892.79, 7,342.28 and 2,557.01

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Solution

The fourth proportional to 4,892.79, 7,342.28 and 2,557.01 is: 3,837.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.79 : 7,342.28 = 2,557.01 : x
  2. Step 2: Convert to fraction form
    4,892.79/7,342.28 = 2,557.01/x
  3. Step 3: Cross multiply
    4,892.79x = 7,342.28 × 2,557.01
  4. Step 4: Simplify right side
    4,892.79x = 18,774,283.38
  5. Step 5: Solve for x
    x = 18,774,283.38/4,892.79
  6. Step 6: Final answer
    x = 3,837.13

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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.