Home / 2,030.96-2,802.55-1,146.65

Finding the Fourth Proportional to 2,030.96, 2,802.55 and 1,146.65

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Solution

The fourth proportional to 2,030.96, 2,802.55 and 1,146.65 is: 1,582.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.96 : 2,802.55 = 1,146.65 : x
  2. Step 2: Convert to fraction form
    2,030.96/2,802.55 = 1,146.65/x
  3. Step 3: Cross multiply
    2,030.96x = 2,802.55 × 1,146.65
  4. Step 4: Simplify right side
    2,030.96x = 3,213,543.96
  5. Step 5: Solve for x
    x = 3,213,543.96/2,030.96
  6. Step 6: Final answer
    x = 1,582.28

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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.