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Finding the Fourth Proportional to 9,283.17, 12,813.17 and 6,303.99

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Solution

The fourth proportional to 9,283.17, 12,813.17 and 6,303.99 is: 8,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,283.17 : 12,813.17 = 6,303.99 : x
  2. Step 2: Convert to fraction form
    9,283.17/12,813.17 = 6,303.99/x
  3. Step 3: Cross multiply
    9,283.17x = 12,813.17 × 6,303.99
  4. Step 4: Simplify right side
    9,283.17x = 80,774,064.03
  5. Step 5: Solve for x
    x = 80,774,064.03/9,283.17
  6. Step 6: Final answer
    x = 8,701.13

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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.