Home / 2,041.93-2,818.32-1,245.53

Finding the Fourth Proportional to 2,041.93, 2,818.32 and 1,245.53

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Solution

The fourth proportional to 2,041.93, 2,818.32 and 1,245.53 is: 1,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.93 : 2,818.32 = 1,245.53 : x
  2. Step 2: Convert to fraction form
    2,041.93/2,818.32 = 1,245.53/x
  3. Step 3: Cross multiply
    2,041.93x = 2,818.32 × 1,245.53
  4. Step 4: Simplify right side
    2,041.93x = 3,510,292.13
  5. Step 5: Solve for x
    x = 3,510,292.13/2,041.93
  6. Step 6: Final answer
    x = 1,719.10

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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.