Home / 4,976.16-7,462.62-1,689.18

Finding the Fourth Proportional to 4,976.16, 7,462.62 and 1,689.18

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Solution

The fourth proportional to 4,976.16, 7,462.62 and 1,689.18 is: 2,533.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.16 : 7,462.62 = 1,689.18 : x
  2. Step 2: Convert to fraction form
    4,976.16/7,462.62 = 1,689.18/x
  3. Step 3: Cross multiply
    4,976.16x = 7,462.62 × 1,689.18
  4. Step 4: Simplify right side
    4,976.16x = 12,605,708.45
  5. Step 5: Solve for x
    x = 12,605,708.45/4,976.16
  6. Step 6: Final answer
    x = 2,533.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.