Home / 1,730.16-2,590.99-1,070.42

Finding the Fourth Proportional to 1,730.16, 2,590.99 and 1,070.42

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Solution

The fourth proportional to 1,730.16, 2,590.99 and 1,070.42 is: 1,602.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.16 : 2,590.99 = 1,070.42 : x
  2. Step 2: Convert to fraction form
    1,730.16/2,590.99 = 1,070.42/x
  3. Step 3: Cross multiply
    1,730.16x = 2,590.99 × 1,070.42
  4. Step 4: Simplify right side
    1,730.16x = 2,773,431.88
  5. Step 5: Solve for x
    x = 2,773,431.88/1,730.16
  6. Step 6: Final answer
    x = 1,602.99

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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.