Home / 7,336.16-10,124.16-5,245.28

Finding the Fourth Proportional to 7,336.16, 10,124.16 and 5,245.28

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Solution

The fourth proportional to 7,336.16, 10,124.16 and 5,245.28 is: 7,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.16 : 10,124.16 = 5,245.28 : x
  2. Step 2: Convert to fraction form
    7,336.16/10,124.16 = 5,245.28/x
  3. Step 3: Cross multiply
    7,336.16x = 10,124.16 × 5,245.28
  4. Step 4: Simplify right side
    7,336.16x = 53,104,053.96
  5. Step 5: Solve for x
    x = 53,104,053.96/7,336.16
  6. Step 6: Final answer
    x = 7,238.67

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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.