Home / 1,731.08-2,590.22-1,038.23

Finding the Fourth Proportional to 1,731.08, 2,590.22 and 1,038.23

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Solution

The fourth proportional to 1,731.08, 2,590.22 and 1,038.23 is: 1,553.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.08 : 2,590.22 = 1,038.23 : x
  2. Step 2: Convert to fraction form
    1,731.08/2,590.22 = 1,038.23/x
  3. Step 3: Cross multiply
    1,731.08x = 2,590.22 × 1,038.23
  4. Step 4: Simplify right side
    1,731.08x = 2,689,225.97
  5. Step 5: Solve for x
    x = 2,689,225.97/1,731.08
  6. Step 6: Final answer
    x = 1,553.50

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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.