Home / 7,622.01-10,515.29-4,635.45

Finding the Fourth Proportional to 7,622.01, 10,515.29 and 4,635.45

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Solution

The fourth proportional to 7,622.01, 10,515.29 and 4,635.45 is: 6,395.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.01 : 10,515.29 = 4,635.45 : x
  2. Step 2: Convert to fraction form
    7,622.01/10,515.29 = 4,635.45/x
  3. Step 3: Cross multiply
    7,622.01x = 10,515.29 × 4,635.45
  4. Step 4: Simplify right side
    7,622.01x = 48,743,077.85
  5. Step 5: Solve for x
    x = 48,743,077.85/7,622.01
  6. Step 6: Final answer
    x = 6,395.04

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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.