Home / 4,071.03-5,620.55-3,125.01

Finding the Fourth Proportional to 4,071.03, 5,620.55 and 3,125.01

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Solution

The fourth proportional to 4,071.03, 5,620.55 and 3,125.01 is: 4,314.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.03 : 5,620.55 = 3,125.01 : x
  2. Step 2: Convert to fraction form
    4,071.03/5,620.55 = 3,125.01/x
  3. Step 3: Cross multiply
    4,071.03x = 5,620.55 × 3,125.01
  4. Step 4: Simplify right side
    4,071.03x = 17,564,259.33
  5. Step 5: Solve for x
    x = 17,564,259.33/4,071.03
  6. Step 6: Final answer
    x = 4,314.45

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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.