Home / 7,746.45-10,690.16-4,389.27

Finding the Fourth Proportional to 7,746.45, 10,690.16 and 4,389.27

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Solution

The fourth proportional to 7,746.45, 10,690.16 and 4,389.27 is: 6,057.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.45 : 10,690.16 = 4,389.27 : x
  2. Step 2: Convert to fraction form
    7,746.45/10,690.16 = 4,389.27/x
  3. Step 3: Cross multiply
    7,746.45x = 10,690.16 × 4,389.27
  4. Step 4: Simplify right side
    7,746.45x = 46,921,976.64
  5. Step 5: Solve for x
    x = 46,921,976.64/7,746.45
  6. Step 6: Final answer
    x = 6,057.22

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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.