Home / 5,330.61-7,996.32-1,435.05

Finding the Fourth Proportional to 5,330.61, 7,996.32 and 1,435.05

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Solution

The fourth proportional to 5,330.61, 7,996.32 and 1,435.05 is: 2,152.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.61 : 7,996.32 = 1,435.05 : x
  2. Step 2: Convert to fraction form
    5,330.61/7,996.32 = 1,435.05/x
  3. Step 3: Cross multiply
    5,330.61x = 7,996.32 × 1,435.05
  4. Step 4: Simplify right side
    5,330.61x = 11,475,119.02
  5. Step 5: Solve for x
    x = 11,475,119.02/5,330.61
  6. Step 6: Final answer
    x = 2,152.68

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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.