Home / 10,210.22-15,321.88-5,533.46

Finding the Fourth Proportional to 10,210.22, 15,321.88 and 5,533.46

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Solution

The fourth proportional to 10,210.22, 15,321.88 and 5,533.46 is: 8,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,210.22 : 15,321.88 = 5,533.46 : x
  2. Step 2: Convert to fraction form
    10,210.22/15,321.88 = 5,533.46/x
  3. Step 3: Cross multiply
    10,210.22x = 15,321.88 × 5,533.46
  4. Step 4: Simplify right side
    10,210.22x = 84,783,010.10
  5. Step 5: Solve for x
    x = 84,783,010.10/10,210.22
  6. Step 6: Final answer
    x = 8,303.74

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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.