Home / 2,030.13-2,801.57-1,146.11

Finding the Fourth Proportional to 2,030.13, 2,801.57 and 1,146.11

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Solution

The fourth proportional to 2,030.13, 2,801.57 and 1,146.11 is: 1,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.13 : 2,801.57 = 1,146.11 : x
  2. Step 2: Convert to fraction form
    2,030.13/2,801.57 = 1,146.11/x
  3. Step 3: Cross multiply
    2,030.13x = 2,801.57 × 1,146.11
  4. Step 4: Simplify right side
    2,030.13x = 3,210,887.65
  5. Step 5: Solve for x
    x = 3,210,887.65/2,030.13
  6. Step 6: Final answer
    x = 1,581.62

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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.