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Finding the Fourth Proportional to 9,041.30, 12,675.10 and 9,041.30

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Solution

The fourth proportional to 9,041.30, 12,675.10 and 9,041.30 is: 12,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,041.30 : 12,675.10 = 9,041.30 : x
  2. Step 2: Convert to fraction form
    9,041.30/12,675.10 = 9,041.30/x
  3. Step 3: Cross multiply
    9,041.30x = 12,675.10 × 9,041.30
  4. Step 4: Simplify right side
    9,041.30x = 114,599,381.63
  5. Step 5: Solve for x
    x = 114,599,381.63/9,041.30
  6. Step 6: Final answer
    x = 12,675.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.