Home / 8,360.63-12,541.55-3,166.50

Finding the Fourth Proportional to 8,360.63, 12,541.55 and 3,166.50

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Solution

The fourth proportional to 8,360.63, 12,541.55 and 3,166.50 is: 4,749.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.63 : 12,541.55 = 3,166.50 : x
  2. Step 2: Convert to fraction form
    8,360.63/12,541.55 = 3,166.50/x
  3. Step 3: Cross multiply
    8,360.63x = 12,541.55 × 3,166.50
  4. Step 4: Simplify right side
    8,360.63x = 39,712,802.24
  5. Step 5: Solve for x
    x = 39,712,802.24/8,360.63
  6. Step 6: Final answer
    x = 4,749.98

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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.