Home / 7,630.16-10,529.01-4,272.21

Finding the Fourth Proportional to 7,630.16, 10,529.01 and 4,272.21

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Solution

The fourth proportional to 7,630.16, 10,529.01 and 4,272.21 is: 5,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.16 : 10,529.01 = 4,272.21 : x
  2. Step 2: Convert to fraction form
    7,630.16/10,529.01 = 4,272.21/x
  3. Step 3: Cross multiply
    7,630.16x = 10,529.01 × 4,272.21
  4. Step 4: Simplify right side
    7,630.16x = 44,982,141.81
  5. Step 5: Solve for x
    x = 44,982,141.81/7,630.16
  6. Step 6: Final answer
    x = 5,895.31

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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.