Home / 9,715.56-14,569.20-3,477.18

Finding the Fourth Proportional to 9,715.56, 14,569.20 and 3,477.18

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Solution

The fourth proportional to 9,715.56, 14,569.20 and 3,477.18 is: 5,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,715.56 : 14,569.20 = 3,477.18 : x
  2. Step 2: Convert to fraction form
    9,715.56/14,569.20 = 3,477.18/x
  3. Step 3: Cross multiply
    9,715.56x = 14,569.20 × 3,477.18
  4. Step 4: Simplify right side
    9,715.56x = 50,659,730.86
  5. Step 5: Solve for x
    x = 50,659,730.86/9,715.56
  6. Step 6: Final answer
    x = 5,214.29

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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.