Home / 6,180.63-8,529.33-3,386.13

Finding the Fourth Proportional to 6,180.63, 8,529.33 and 3,386.13

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Solution

The fourth proportional to 6,180.63, 8,529.33 and 3,386.13 is: 4,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,180.63 : 8,529.33 = 3,386.13 : x
  2. Step 2: Convert to fraction form
    6,180.63/8,529.33 = 3,386.13/x
  3. Step 3: Cross multiply
    6,180.63x = 8,529.33 × 3,386.13
  4. Step 4: Simplify right side
    6,180.63x = 28,881,420.19
  5. Step 5: Solve for x
    x = 28,881,420.19/6,180.63
  6. Step 6: Final answer
    x = 4,672.89

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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.