Home / 6,510.61-9,769.56-2,617.75

Finding the Fourth Proportional to 6,510.61, 9,769.56 and 2,617.75

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Solution

The fourth proportional to 6,510.61, 9,769.56 and 2,617.75 is: 3,928.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.61 : 9,769.56 = 2,617.75 : x
  2. Step 2: Convert to fraction form
    6,510.61/9,769.56 = 2,617.75/x
  3. Step 3: Cross multiply
    6,510.61x = 9,769.56 × 2,617.75
  4. Step 4: Simplify right side
    6,510.61x = 25,574,265.69
  5. Step 5: Solve for x
    x = 25,574,265.69/6,510.61
  6. Step 6: Final answer
    x = 3,928.09

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1.5x scale

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.