Home / 7,320.25-10,102.74-4,804.39

Finding the Fourth Proportional to 7,320.25, 10,102.74 and 4,804.39

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Solution

The fourth proportional to 7,320.25, 10,102.74 and 4,804.39 is: 6,630.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.25 : 10,102.74 = 4,804.39 : x
  2. Step 2: Convert to fraction form
    7,320.25/10,102.74 = 4,804.39/x
  3. Step 3: Cross multiply
    7,320.25x = 10,102.74 × 4,804.39
  4. Step 4: Simplify right side
    7,320.25x = 48,537,503.03
  5. Step 5: Solve for x
    x = 48,537,503.03/7,320.25
  6. Step 6: Final answer
    x = 6,630.58

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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.