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Finding the Fourth Proportional to 9,348.51, 12,903.00 and 6,371.46

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Solution

The fourth proportional to 9,348.51, 12,903.00 and 6,371.46 is: 8,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348.51 : 12,903.00 = 6,371.46 : x
  2. Step 2: Convert to fraction form
    9,348.51/12,903.00 = 6,371.46/x
  3. Step 3: Cross multiply
    9,348.51x = 12,903.00 × 6,371.46
  4. Step 4: Simplify right side
    9,348.51x = 82,210,924.49
  5. Step 5: Solve for x
    x = 82,210,924.49/9,348.51
  6. Step 6: Final answer
    x = 8,794.01

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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.