Home / 7,541.64-11,300.74-2,859.12

Finding the Fourth Proportional to 7,541.64, 11,300.74 and 2,859.12

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Solution

The fourth proportional to 7,541.64, 11,300.74 and 2,859.12 is: 4,284.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,541.64 : 11,300.74 = 2,859.12 : x
  2. Step 2: Convert to fraction form
    7,541.64/11,300.74 = 2,859.12/x
  3. Step 3: Cross multiply
    7,541.64x = 11,300.74 × 2,859.12
  4. Step 4: Simplify right side
    7,541.64x = 32,310,164.60
  5. Step 5: Solve for x
    x = 32,310,164.60/7,541.64
  6. Step 6: Final answer
    x = 4,284.24

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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.