Home / 3,030.03-4,542.36-1,054.29

Finding the Fourth Proportional to 3,030.03, 4,542.36 and 1,054.29

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Solution

The fourth proportional to 3,030.03, 4,542.36 and 1,054.29 is: 1,580.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.03 : 4,542.36 = 1,054.29 : x
  2. Step 2: Convert to fraction form
    3,030.03/4,542.36 = 1,054.29/x
  3. Step 3: Cross multiply
    3,030.03x = 4,542.36 × 1,054.29
  4. Step 4: Simplify right side
    3,030.03x = 4,788,977.80
  5. Step 5: Solve for x
    x = 4,788,977.80/3,030.03
  6. Step 6: Final answer
    x = 1,580.51

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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.