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Finding the Fourth Proportional to 6,606.74, 9,859.06 and 5,870.46

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Solution

The fourth proportional to 6,606.74, 9,859.06 and 5,870.46 is: 8,760.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,606.74 : 9,859.06 = 5,870.46 : x
  2. Step 2: Convert to fraction form
    6,606.74/9,859.06 = 5,870.46/x
  3. Step 3: Cross multiply
    6,606.74x = 9,859.06 × 5,870.46
  4. Step 4: Simplify right side
    6,606.74x = 57,877,217.37
  5. Step 5: Solve for x
    x = 57,877,217.37/6,606.74
  6. Step 6: Final answer
    x = 8,760.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.