Home / 1,473.40-2,029.74-1,030.60

Finding the Fourth Proportional to 1,473.40, 2,029.74 and 1,030.60

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Solution

The fourth proportional to 1,473.40, 2,029.74 and 1,030.60 is: 1,419.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.40 : 2,029.74 = 1,030.60 : x
  2. Step 2: Convert to fraction form
    1,473.40/2,029.74 = 1,030.60/x
  3. Step 3: Cross multiply
    1,473.40x = 2,029.74 × 1,030.60
  4. Step 4: Simplify right side
    1,473.40x = 2,091,850.04
  5. Step 5: Solve for x
    x = 2,091,850.04/1,473.40
  6. Step 6: Final answer
    x = 1,419.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.