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Finding the Fourth Proportional to 9,012.63, 13,500.10 and 7,248.11

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Solution

The fourth proportional to 9,012.63, 13,500.10 and 7,248.11 is: 10,857.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.63 : 13,500.10 = 7,248.11 : x
  2. Step 2: Convert to fraction form
    9,012.63/13,500.10 = 7,248.11/x
  3. Step 3: Cross multiply
    9,012.63x = 13,500.10 × 7,248.11
  4. Step 4: Simplify right side
    9,012.63x = 97,850,106.07
  5. Step 5: Solve for x
    x = 97,850,106.07/9,012.63
  6. Step 6: Final answer
    x = 10,857.00

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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.