Home / 2,030.10-3,044.10-990.24

Finding the Fourth Proportional to 2,030.10, 3,044.10 and 990.24

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Solution

The fourth proportional to 2,030.10, 3,044.10 and 990.24 is: 1,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.10 : 3,044.10 = 990.24 : x
  2. Step 2: Convert to fraction form
    2,030.10/3,044.10 = 990.24/x
  3. Step 3: Cross multiply
    2,030.10x = 3,044.10 × 990.24
  4. Step 4: Simplify right side
    2,030.10x = 3,014,389.58
  5. Step 5: Solve for x
    x = 3,014,389.58/2,030.10
  6. Step 6: Final answer
    x = 1,484.85

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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.