Home / 3,557.18-4,911.51-2,298.98

Finding the Fourth Proportional to 3,557.18, 4,911.51 and 2,298.98

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Solution

The fourth proportional to 3,557.18, 4,911.51 and 2,298.98 is: 3,174.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.18 : 4,911.51 = 2,298.98 : x
  2. Step 2: Convert to fraction form
    3,557.18/4,911.51 = 2,298.98/x
  3. Step 3: Cross multiply
    3,557.18x = 4,911.51 × 2,298.98
  4. Step 4: Simplify right side
    3,557.18x = 11,291,463.26
  5. Step 5: Solve for x
    x = 11,291,463.26/3,557.18
  6. Step 6: Final answer
    x = 3,174.27

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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.