Home / 7,630.91-10,530.51-4,227.59

Finding the Fourth Proportional to 7,630.91, 10,530.51 and 4,227.59

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Solution

The fourth proportional to 7,630.91, 10,530.51 and 4,227.59 is: 5,834.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.91 : 10,530.51 = 4,227.59 : x
  2. Step 2: Convert to fraction form
    7,630.91/10,530.51 = 4,227.59/x
  3. Step 3: Cross multiply
    7,630.91x = 10,530.51 × 4,227.59
  4. Step 4: Simplify right side
    7,630.91x = 44,518,689.24
  5. Step 5: Solve for x
    x = 44,518,689.24/7,630.91
  6. Step 6: Final answer
    x = 5,834.00

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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.