Home / 11,526.42-15,907.98-7,050.90

Finding the Fourth Proportional to 11,526.42, 15,907.98 and 7,050.90

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Solution

The fourth proportional to 11,526.42, 15,907.98 and 7,050.90 is: 9,731.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.42 : 15,907.98 = 7,050.90 : x
  2. Step 2: Convert to fraction form
    11,526.42/15,907.98 = 7,050.90/x
  3. Step 3: Cross multiply
    11,526.42x = 15,907.98 × 7,050.90
  4. Step 4: Simplify right side
    11,526.42x = 112,165,576.18
  5. Step 5: Solve for x
    x = 112,165,576.18/11,526.42
  6. Step 6: Final answer
    x = 9,731.17

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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.