Home / 1,533.61-2,295.55-1,099.45

Finding the Fourth Proportional to 1,533.61, 2,295.55 and 1,099.45

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Solution

The fourth proportional to 1,533.61, 2,295.55 and 1,099.45 is: 1,645.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.61 : 2,295.55 = 1,099.45 : x
  2. Step 2: Convert to fraction form
    1,533.61/2,295.55 = 1,099.45/x
  3. Step 3: Cross multiply
    1,533.61x = 2,295.55 × 1,099.45
  4. Step 4: Simplify right side
    1,533.61x = 2,523,833.96
  5. Step 5: Solve for x
    x = 2,523,833.96/1,533.61
  6. Step 6: Final answer
    x = 1,645.68

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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.