Home / 8,564.51-12,838.98-3,296.16

Finding the Fourth Proportional to 8,564.51, 12,838.98 and 3,296.16

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Solution

The fourth proportional to 8,564.51, 12,838.98 and 3,296.16 is: 4,941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564.51 : 12,838.98 = 3,296.16 : x
  2. Step 2: Convert to fraction form
    8,564.51/12,838.98 = 3,296.16/x
  3. Step 3: Cross multiply
    8,564.51x = 12,838.98 × 3,296.16
  4. Step 4: Simplify right side
    8,564.51x = 42,319,315.84
  5. Step 5: Solve for x
    x = 42,319,315.84/8,564.51
  6. Step 6: Final answer
    x = 4,941.24

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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.