Home / 7,622.19-10,515.29-4,476.96

Finding the Fourth Proportional to 7,622.19, 10,515.29 and 4,476.96

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Solution

The fourth proportional to 7,622.19, 10,515.29 and 4,476.96 is: 6,176.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622.19 : 10,515.29 = 4,476.96 : x
  2. Step 2: Convert to fraction form
    7,622.19/10,515.29 = 4,476.96/x
  3. Step 3: Cross multiply
    7,622.19x = 10,515.29 × 4,476.96
  4. Step 4: Simplify right side
    7,622.19x = 47,076,510.33
  5. Step 5: Solve for x
    x = 47,076,510.33/7,622.19
  6. Step 6: Final answer
    x = 6,176.24

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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.