Home / 5,563.53-8,345.28-1,865.07

Finding the Fourth Proportional to 5,563.53, 8,345.28 and 1,865.07

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Solution

The fourth proportional to 5,563.53, 8,345.28 and 1,865.07 is: 2,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.53 : 8,345.28 = 1,865.07 : x
  2. Step 2: Convert to fraction form
    5,563.53/8,345.28 = 1,865.07/x
  3. Step 3: Cross multiply
    5,563.53x = 8,345.28 × 1,865.07
  4. Step 4: Simplify right side
    5,563.53x = 15,564,531.37
  5. Step 5: Solve for x
    x = 15,564,531.37/5,563.53
  6. Step 6: Final answer
    x = 2,797.60

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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.