Home / 9,472.24-13,075.26-8,140.60

Finding the Fourth Proportional to 9,472.24, 13,075.26 and 8,140.60

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Solution

The fourth proportional to 9,472.24, 13,075.26 and 8,140.60 is: 11,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,472.24 : 13,075.26 = 8,140.60 : x
  2. Step 2: Convert to fraction form
    9,472.24/13,075.26 = 8,140.60/x
  3. Step 3: Cross multiply
    9,472.24x = 13,075.26 × 8,140.60
  4. Step 4: Simplify right side
    9,472.24x = 106,440,461.56
  5. Step 5: Solve for x
    x = 106,440,461.56/9,472.24
  6. Step 6: Final answer
    x = 11,237.10

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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.