Home / 4,665.16-6,436.47-2,897.38

Finding the Fourth Proportional to 4,665.16, 6,436.47 and 2,897.38

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Solution

The fourth proportional to 4,665.16, 6,436.47 and 2,897.38 is: 3,997.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.16 : 6,436.47 = 2,897.38 : x
  2. Step 2: Convert to fraction form
    4,665.16/6,436.47 = 2,897.38/x
  3. Step 3: Cross multiply
    4,665.16x = 6,436.47 × 2,897.38
  4. Step 4: Simplify right side
    4,665.16x = 18,648,899.45
  5. Step 5: Solve for x
    x = 18,648,899.45/4,665.16
  6. Step 6: Final answer
    x = 3,997.48

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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.