Home / 11,475.85-15,851.10-9,466.54

Finding the Fourth Proportional to 11,475.85, 15,851.10 and 9,466.54

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Solution

The fourth proportional to 11,475.85, 15,851.10 and 9,466.54 is: 13,075.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.85 : 15,851.10 = 9,466.54 : x
  2. Step 2: Convert to fraction form
    11,475.85/15,851.10 = 9,466.54/x
  3. Step 3: Cross multiply
    11,475.85x = 15,851.10 × 9,466.54
  4. Step 4: Simplify right side
    11,475.85x = 150,055,127.51
  5. Step 5: Solve for x
    x = 150,055,127.51/11,475.85
  6. Step 6: Final answer
    x = 13,075.73

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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.