Home / 7,360.81-10,157.96-4,003.65

Finding the Fourth Proportional to 7,360.81, 10,157.96 and 4,003.65

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Solution

The fourth proportional to 7,360.81, 10,157.96 and 4,003.65 is: 5,525.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.81 : 10,157.96 = 4,003.65 : x
  2. Step 2: Convert to fraction form
    7,360.81/10,157.96 = 4,003.65/x
  3. Step 3: Cross multiply
    7,360.81x = 10,157.96 × 4,003.65
  4. Step 4: Simplify right side
    7,360.81x = 40,668,875.77
  5. Step 5: Solve for x
    x = 40,668,875.77/7,360.81
  6. Step 6: Final answer
    x = 5,525.06

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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.