Home / 4,880.32-6,728.32-4,037.92

Finding the Fourth Proportional to 4,880.32, 6,728.32 and 4,037.92

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Solution

The fourth proportional to 4,880.32, 6,728.32 and 4,037.92 is: 5,566.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.32 : 6,728.32 = 4,037.92 : x
  2. Step 2: Convert to fraction form
    4,880.32/6,728.32 = 4,037.92/x
  3. Step 3: Cross multiply
    4,880.32x = 6,728.32 × 4,037.92
  4. Step 4: Simplify right side
    4,880.32x = 27,168,417.89
  5. Step 5: Solve for x
    x = 27,168,417.89/4,880.32
  6. Step 6: Final answer
    x = 5,566.93

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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.