Home / 7,256.43-10,013.28-4,069.26

Finding the Fourth Proportional to 7,256.43, 10,013.28 and 4,069.26

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Solution

The fourth proportional to 7,256.43, 10,013.28 and 4,069.26 is: 5,615.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.43 : 10,013.28 = 4,069.26 : x
  2. Step 2: Convert to fraction form
    7,256.43/10,013.28 = 4,069.26/x
  3. Step 3: Cross multiply
    7,256.43x = 10,013.28 × 4,069.26
  4. Step 4: Simplify right side
    7,256.43x = 40,746,639.77
  5. Step 5: Solve for x
    x = 40,746,639.77/7,256.43
  6. Step 6: Final answer
    x = 5,615.25

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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.