Home / 9,417.20-14,125.80-9,352.40

Finding the Fourth Proportional to 9,417.20, 14,125.80 and 9,352.40

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Solution

The fourth proportional to 9,417.20, 14,125.80 and 9,352.40 is: 14,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417.20 : 14,125.80 = 9,352.40 : x
  2. Step 2: Convert to fraction form
    9,417.20/14,125.80 = 9,352.40/x
  3. Step 3: Cross multiply
    9,417.20x = 14,125.80 × 9,352.40
  4. Step 4: Simplify right side
    9,417.20x = 132,110,131.92
  5. Step 5: Solve for x
    x = 132,110,131.92/9,417.20
  6. Step 6: Final answer
    x = 14,028.60

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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.