Home / 2,045.07-2,822.36-1,148.92

Finding the Fourth Proportional to 2,045.07, 2,822.36 and 1,148.92

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Solution

The fourth proportional to 2,045.07, 2,822.36 and 1,148.92 is: 1,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.07 : 2,822.36 = 1,148.92 : x
  2. Step 2: Convert to fraction form
    2,045.07/2,822.36 = 1,148.92/x
  3. Step 3: Cross multiply
    2,045.07x = 2,822.36 × 1,148.92
  4. Step 4: Simplify right side
    2,045.07x = 3,242,653.05
  5. Step 5: Solve for x
    x = 3,242,653.05/2,045.07
  6. Step 6: Final answer
    x = 1,585.60

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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.