Home / 5,318.04-7,336.47-4,891.58

Finding the Fourth Proportional to 5,318.04, 7,336.47 and 4,891.58

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Solution

The fourth proportional to 5,318.04, 7,336.47 and 4,891.58 is: 6,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318.04 : 7,336.47 = 4,891.58 : x
  2. Step 2: Convert to fraction form
    5,318.04/7,336.47 = 4,891.58/x
  3. Step 3: Cross multiply
    5,318.04x = 7,336.47 × 4,891.58
  4. Step 4: Simplify right side
    5,318.04x = 35,886,929.92
  5. Step 5: Solve for x
    x = 35,886,929.92/5,318.04
  6. Step 6: Final answer
    x = 6,748.15

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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.