Home / 6,709.81-9,259.73-3,685.07

Finding the Fourth Proportional to 6,709.81, 9,259.73 and 3,685.07

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Solution

The fourth proportional to 6,709.81, 9,259.73 and 3,685.07 is: 5,085.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,709.81 : 9,259.73 = 3,685.07 : x
  2. Step 2: Convert to fraction form
    6,709.81/9,259.73 = 3,685.07/x
  3. Step 3: Cross multiply
    6,709.81x = 9,259.73 × 3,685.07
  4. Step 4: Simplify right side
    6,709.81x = 34,122,753.23
  5. Step 5: Solve for x
    x = 34,122,753.23/6,709.81
  6. Step 6: Final answer
    x = 5,085.50

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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.