Home / 9,626.64-13,284.36-5,435.04

Finding the Fourth Proportional to 9,626.64, 13,284.36 and 5,435.04

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Solution

The fourth proportional to 9,626.64, 13,284.36 and 5,435.04 is: 7,500.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,626.64 : 13,284.36 = 5,435.04 : x
  2. Step 2: Convert to fraction form
    9,626.64/13,284.36 = 5,435.04/x
  3. Step 3: Cross multiply
    9,626.64x = 13,284.36 × 5,435.04
  4. Step 4: Simplify right side
    9,626.64x = 72,201,027.97
  5. Step 5: Solve for x
    x = 72,201,027.97/9,626.64
  6. Step 6: Final answer
    x = 7,500.13

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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.