Home / 7,746.57-10,688.13-5,094.86

Finding the Fourth Proportional to 7,746.57, 10,688.13 and 5,094.86

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Solution

The fourth proportional to 7,746.57, 10,688.13 and 5,094.86 is: 7,029.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.57 : 10,688.13 = 5,094.86 : x
  2. Step 2: Convert to fraction form
    7,746.57/10,688.13 = 5,094.86/x
  3. Step 3: Cross multiply
    7,746.57x = 10,688.13 × 5,094.86
  4. Step 4: Simplify right side
    7,746.57x = 54,454,472.57
  5. Step 5: Solve for x
    x = 54,454,472.57/7,746.57
  6. Step 6: Final answer
    x = 7,029.49

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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.