Home / 12,590.10-17,374.54-6,925.10

Finding the Fourth Proportional to 12,590.10, 17,374.54 and 6,925.10

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Solution

The fourth proportional to 12,590.10, 17,374.54 and 6,925.10 is: 9,556.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,590.10 : 17,374.54 = 6,925.10 : x
  2. Step 2: Convert to fraction form
    12,590.10/17,374.54 = 6,925.10/x
  3. Step 3: Cross multiply
    12,590.10x = 17,374.54 × 6,925.10
  4. Step 4: Simplify right side
    12,590.10x = 120,320,426.95
  5. Step 5: Solve for x
    x = 120,320,426.95/12,590.10
  6. Step 6: Final answer
    x = 9,556.75

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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.