Home / 9,140.16-13,717.44-3,302.40

Finding the Fourth Proportional to 9,140.16, 13,717.44 and 3,302.40

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Solution

The fourth proportional to 9,140.16, 13,717.44 and 3,302.40 is: 4,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,140.16 : 13,717.44 = 3,302.40 : x
  2. Step 2: Convert to fraction form
    9,140.16/13,717.44 = 3,302.40/x
  3. Step 3: Cross multiply
    9,140.16x = 13,717.44 × 3,302.40
  4. Step 4: Simplify right side
    9,140.16x = 45,300,473.86
  5. Step 5: Solve for x
    x = 45,300,473.86/9,140.16
  6. Step 6: Final answer
    x = 4,956.20

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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.