Home / 5,459.51-7,532.13-3,100.28

Finding the Fourth Proportional to 5,459.51, 7,532.13 and 3,100.28

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Solution

The fourth proportional to 5,459.51, 7,532.13 and 3,100.28 is: 4,277.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459.51 : 7,532.13 = 3,100.28 : x
  2. Step 2: Convert to fraction form
    5,459.51/7,532.13 = 3,100.28/x
  3. Step 3: Cross multiply
    5,459.51x = 7,532.13 × 3,100.28
  4. Step 4: Simplify right side
    5,459.51x = 23,351,712.00
  5. Step 5: Solve for x
    x = 23,351,712.00/5,459.51
  6. Step 6: Final answer
    x = 4,277.25

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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.