Home / 8,292.92-11,428.32-5,303.54

Finding the Fourth Proportional to 8,292.92, 11,428.32 and 5,303.54

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Solution

The fourth proportional to 8,292.92, 11,428.32 and 5,303.54 is: 7,308.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292.92 : 11,428.32 = 5,303.54 : x
  2. Step 2: Convert to fraction form
    8,292.92/11,428.32 = 5,303.54/x
  3. Step 3: Cross multiply
    8,292.92x = 11,428.32 × 5,303.54
  4. Step 4: Simplify right side
    8,292.92x = 60,610,600.71
  5. Step 5: Solve for x
    x = 60,610,600.71/8,292.92
  6. Step 6: Final answer
    x = 7,308.72

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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.