Home / 6,210.09-8,569.76-3,415.59

Finding the Fourth Proportional to 6,210.09, 8,569.76 and 3,415.59

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Solution

The fourth proportional to 6,210.09, 8,569.76 and 3,415.59 is: 4,713.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.09 : 8,569.76 = 3,415.59 : x
  2. Step 2: Convert to fraction form
    6,210.09/8,569.76 = 3,415.59/x
  3. Step 3: Cross multiply
    6,210.09x = 8,569.76 × 3,415.59
  4. Step 4: Simplify right side
    6,210.09x = 29,270,769.48
  5. Step 5: Solve for x
    x = 29,270,769.48/6,210.09
  6. Step 6: Final answer
    x = 4,713.42

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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.