Home / 6,184.63-8,534.85-3,390.13

Finding the Fourth Proportional to 6,184.63, 8,534.85 and 3,390.13

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Solution

The fourth proportional to 6,184.63, 8,534.85 and 3,390.13 is: 4,678.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,184.63 : 8,534.85 = 3,390.13 : x
  2. Step 2: Convert to fraction form
    6,184.63/8,534.85 = 3,390.13/x
  3. Step 3: Cross multiply
    6,184.63x = 8,534.85 × 3,390.13
  4. Step 4: Simplify right side
    6,184.63x = 28,934,208.36
  5. Step 5: Solve for x
    x = 28,934,208.36/6,184.63
  6. Step 6: Final answer
    x = 4,678.41

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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.