Home / 7,321.68-10,099.35-4,803.93

Finding the Fourth Proportional to 7,321.68, 10,099.35 and 4,803.93

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Solution

The fourth proportional to 7,321.68, 10,099.35 and 4,803.93 is: 6,626.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,321.68 : 10,099.35 = 4,803.93 : x
  2. Step 2: Convert to fraction form
    7,321.68/10,099.35 = 4,803.93/x
  3. Step 3: Cross multiply
    7,321.68x = 10,099.35 × 4,803.93
  4. Step 4: Simplify right side
    7,321.68x = 48,516,570.45
  5. Step 5: Solve for x
    x = 48,516,570.45/7,321.68
  6. Step 6: Final answer
    x = 6,626.43

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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.