Home / 2,030.67-3,045.87-1,057.32

Finding the Fourth Proportional to 2,030.67, 3,045.87 and 1,057.32

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Solution

The fourth proportional to 2,030.67, 3,045.87 and 1,057.32 is: 1,585.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.67 : 3,045.87 = 1,057.32 : x
  2. Step 2: Convert to fraction form
    2,030.67/3,045.87 = 1,057.32/x
  3. Step 3: Cross multiply
    2,030.67x = 3,045.87 × 1,057.32
  4. Step 4: Simplify right side
    2,030.67x = 3,220,459.27
  5. Step 5: Solve for x
    x = 3,220,459.27/2,030.67
  6. Step 6: Final answer
    x = 1,585.91

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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.