Home / 7,284.80-10,053.32-4,098.20

Finding the Fourth Proportional to 7,284.80, 10,053.32 and 4,098.20

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Solution

The fourth proportional to 7,284.80, 10,053.32 and 4,098.20 is: 5,655.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.80 : 10,053.32 = 4,098.20 : x
  2. Step 2: Convert to fraction form
    7,284.80/10,053.32 = 4,098.20/x
  3. Step 3: Cross multiply
    7,284.80x = 10,053.32 × 4,098.20
  4. Step 4: Simplify right side
    7,284.80x = 41,200,445.27
  5. Step 5: Solve for x
    x = 41,200,445.27/7,284.80
  6. Step 6: Final answer
    x = 5,655.67

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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.