Home / 7,572.49-10,447.21-4,587.23

Finding the Fourth Proportional to 7,572.49, 10,447.21 and 4,587.23

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Solution

The fourth proportional to 7,572.49, 10,447.21 and 4,587.23 is: 6,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572.49 : 10,447.21 = 4,587.23 : x
  2. Step 2: Convert to fraction form
    7,572.49/10,447.21 = 4,587.23/x
  3. Step 3: Cross multiply
    7,572.49x = 10,447.21 × 4,587.23
  4. Step 4: Simplify right side
    7,572.49x = 47,923,786.98
  5. Step 5: Solve for x
    x = 47,923,786.98/7,572.49
  6. Step 6: Final answer
    x = 6,328.67

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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.