Home / 2,003.04-2,762.61-1,330.85

Finding the Fourth Proportional to 2,003.04, 2,762.61 and 1,330.85

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Solution

The fourth proportional to 2,003.04, 2,762.61 and 1,330.85 is: 1,835.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003.04 : 2,762.61 = 1,330.85 : x
  2. Step 2: Convert to fraction form
    2,003.04/2,762.61 = 1,330.85/x
  3. Step 3: Cross multiply
    2,003.04x = 2,762.61 × 1,330.85
  4. Step 4: Simplify right side
    2,003.04x = 3,676,605.71
  5. Step 5: Solve for x
    x = 3,676,605.71/2,003.04
  6. Step 6: Final answer
    x = 1,835.51

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1.5x scale

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.