Home / 7,397.40-10,201.50-5,513.64

Finding the Fourth Proportional to 7,397.40, 10,201.50 and 5,513.64

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Solution

The fourth proportional to 7,397.40, 10,201.50 and 5,513.64 is: 7,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,397.40 : 10,201.50 = 5,513.64 : x
  2. Step 2: Convert to fraction form
    7,397.40/10,201.50 = 5,513.64/x
  3. Step 3: Cross multiply
    7,397.40x = 10,201.50 × 5,513.64
  4. Step 4: Simplify right side
    7,397.40x = 56,247,398.46
  5. Step 5: Solve for x
    x = 56,247,398.46/7,397.40
  6. Step 6: Final answer
    x = 7,603.67

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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.