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Finding the Fourth Proportional to 8,590.01, 12,887.58 and 3,594.79

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Solution

The fourth proportional to 8,590.01, 12,887.58 and 3,594.79 is: 5,393.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590.01 : 12,887.58 = 3,594.79 : x
  2. Step 2: Convert to fraction form
    8,590.01/12,887.58 = 3,594.79/x
  3. Step 3: Cross multiply
    8,590.01x = 12,887.58 × 3,594.79
  4. Step 4: Simplify right side
    8,590.01x = 46,328,143.71
  5. Step 5: Solve for x
    x = 46,328,143.71/8,590.01
  6. Step 6: Final answer
    x = 5,393.26

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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.