Home / 10,153.84-15,224.67-4,223.60

Finding the Fourth Proportional to 10,153.84, 15,224.67 and 4,223.60

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Solution

The fourth proportional to 10,153.84, 15,224.67 and 4,223.60 is: 6,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.84 : 15,224.67 = 4,223.60 : x
  2. Step 2: Convert to fraction form
    10,153.84/15,224.67 = 4,223.60/x
  3. Step 3: Cross multiply
    10,153.84x = 15,224.67 × 4,223.60
  4. Step 4: Simplify right side
    10,153.84x = 64,302,916.21
  5. Step 5: Solve for x
    x = 64,302,916.21/10,153.84
  6. Step 6: Final answer
    x = 6,332.87

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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.