Home / 7,481.19-10,323.86-4,123.93

Finding the Fourth Proportional to 7,481.19, 10,323.86 and 4,123.93

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Solution

The fourth proportional to 7,481.19, 10,323.86 and 4,123.93 is: 5,690.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.19 : 10,323.86 = 4,123.93 : x
  2. Step 2: Convert to fraction form
    7,481.19/10,323.86 = 4,123.93/x
  3. Step 3: Cross multiply
    7,481.19x = 10,323.86 × 4,123.93
  4. Step 4: Simplify right side
    7,481.19x = 42,574,875.97
  5. Step 5: Solve for x
    x = 42,574,875.97/7,481.19
  6. Step 6: Final answer
    x = 5,690.92

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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.