Home / 7,695.90-10,622.97-4,510.21

Finding the Fourth Proportional to 7,695.90, 10,622.97 and 4,510.21

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Solution

The fourth proportional to 7,695.90, 10,622.97 and 4,510.21 is: 6,225.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.90 : 10,622.97 = 4,510.21 : x
  2. Step 2: Convert to fraction form
    7,695.90/10,622.97 = 4,510.21/x
  3. Step 3: Cross multiply
    7,695.90x = 10,622.97 × 4,510.21
  4. Step 4: Simplify right side
    7,695.90x = 47,911,825.52
  5. Step 5: Solve for x
    x = 47,911,825.52/7,695.90
  6. Step 6: Final answer
    x = 6,225.63

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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.