Home / 7,459.19-11,188.05-2,528.25

Finding the Fourth Proportional to 7,459.19, 11,188.05 and 2,528.25

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Solution

The fourth proportional to 7,459.19, 11,188.05 and 2,528.25 is: 3,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.19 : 11,188.05 = 2,528.25 : x
  2. Step 2: Convert to fraction form
    7,459.19/11,188.05 = 2,528.25/x
  3. Step 3: Cross multiply
    7,459.19x = 11,188.05 × 2,528.25
  4. Step 4: Simplify right side
    7,459.19x = 28,286,187.41
  5. Step 5: Solve for x
    x = 28,286,187.41/7,459.19
  6. Step 6: Final answer
    x = 3,792.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.