Home / 5,618.01-7,749.91-4,557.01

Finding the Fourth Proportional to 5,618.01, 7,749.91 and 4,557.01

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Solution

The fourth proportional to 5,618.01, 7,749.91 and 4,557.01 is: 6,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.01 : 7,749.91 = 4,557.01 : x
  2. Step 2: Convert to fraction form
    5,618.01/7,749.91 = 4,557.01/x
  3. Step 3: Cross multiply
    5,618.01x = 7,749.91 × 4,557.01
  4. Step 4: Simplify right side
    5,618.01x = 35,316,417.37
  5. Step 5: Solve for x
    x = 35,316,417.37/5,618.01
  6. Step 6: Final answer
    x = 6,286.29

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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.