Home / 6,975.18-9,622.34-4,619.28

Finding the Fourth Proportional to 6,975.18, 9,622.34 and 4,619.28

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Solution

The fourth proportional to 6,975.18, 9,622.34 and 4,619.28 is: 6,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.18 : 9,622.34 = 4,619.28 : x
  2. Step 2: Convert to fraction form
    6,975.18/9,622.34 = 4,619.28/x
  3. Step 3: Cross multiply
    6,975.18x = 9,622.34 × 4,619.28
  4. Step 4: Simplify right side
    6,975.18x = 44,448,282.72
  5. Step 5: Solve for x
    x = 44,448,282.72/6,975.18
  6. Step 6: Final answer
    x = 6,372.35

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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.