Home / 2,047.76-3,071.63-1,354.26

Finding the Fourth Proportional to 2,047.76, 3,071.63 and 1,354.26

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Solution

The fourth proportional to 2,047.76, 3,071.63 and 1,354.26 is: 2,031.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047.76 : 3,071.63 = 1,354.26 : x
  2. Step 2: Convert to fraction form
    2,047.76/3,071.63 = 1,354.26/x
  3. Step 3: Cross multiply
    2,047.76x = 3,071.63 × 1,354.26
  4. Step 4: Simplify right side
    2,047.76x = 4,159,785.64
  5. Step 5: Solve for x
    x = 4,159,785.64/2,047.76
  6. Step 6: Final answer
    x = 2,031.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.