Home / 2,533.40-3,798.46-1,071.80

Finding the Fourth Proportional to 2,533.40, 3,798.46 and 1,071.80

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Solution

The fourth proportional to 2,533.40, 3,798.46 and 1,071.80 is: 1,607.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,533.40 : 3,798.46 = 1,071.80 : x
  2. Step 2: Convert to fraction form
    2,533.40/3,798.46 = 1,071.80/x
  3. Step 3: Cross multiply
    2,533.40x = 3,798.46 × 1,071.80
  4. Step 4: Simplify right side
    2,533.40x = 4,071,189.43
  5. Step 5: Solve for x
    x = 4,071,189.43/2,533.40
  6. Step 6: Final answer
    x = 1,607.01

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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.