Home / 12,710.03-19,070.27-5,590.61

Finding the Fourth Proportional to 12,710.03, 19,070.27 and 5,590.61

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Solution

The fourth proportional to 12,710.03, 19,070.27 and 5,590.61 is: 8,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710.03 : 19,070.27 = 5,590.61 : x
  2. Step 2: Convert to fraction form
    12,710.03/19,070.27 = 5,590.61/x
  3. Step 3: Cross multiply
    12,710.03x = 19,070.27 × 5,590.61
  4. Step 4: Simplify right side
    12,710.03x = 106,614,367.78
  5. Step 5: Solve for x
    x = 106,614,367.78/12,710.03
  6. Step 6: Final answer
    x = 8,388.21

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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.