Home / 1,610.07-2,397.15-1,590.63

Finding the Fourth Proportional to 1,610.07, 2,397.15 and 1,590.63

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Solution

The fourth proportional to 1,610.07, 2,397.15 and 1,590.63 is: 2,368.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.07 : 2,397.15 = 1,590.63 : x
  2. Step 2: Convert to fraction form
    1,610.07/2,397.15 = 1,590.63/x
  3. Step 3: Cross multiply
    1,610.07x = 2,397.15 × 1,590.63
  4. Step 4: Simplify right side
    1,610.07x = 3,812,978.70
  5. Step 5: Solve for x
    x = 3,812,978.70/1,610.07
  6. Step 6: Final answer
    x = 2,368.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.