Home / 7,659.36-10,570.91-4,515.75

Finding the Fourth Proportional to 7,659.36, 10,570.91 and 4,515.75

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Solution

The fourth proportional to 7,659.36, 10,570.91 and 4,515.75 is: 6,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659.36 : 10,570.91 = 4,515.75 : x
  2. Step 2: Convert to fraction form
    7,659.36/10,570.91 = 4,515.75/x
  3. Step 3: Cross multiply
    7,659.36x = 10,570.91 × 4,515.75
  4. Step 4: Simplify right side
    7,659.36x = 47,735,564.25
  5. Step 5: Solve for x
    x = 47,735,564.25/7,659.36
  6. Step 6: Final answer
    x = 6,232.32

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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.