Home / 10,074.37-15,116.51-4,531.63

Finding the Fourth Proportional to 10,074.37, 15,116.51 and 4,531.63

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Solution

The fourth proportional to 10,074.37, 15,116.51 and 4,531.63 is: 6,799.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074.37 : 15,116.51 = 4,531.63 : x
  2. Step 2: Convert to fraction form
    10,074.37/15,116.51 = 4,531.63/x
  3. Step 3: Cross multiply
    10,074.37x = 15,116.51 × 4,531.63
  4. Step 4: Simplify right side
    10,074.37x = 68,502,430.21
  5. Step 5: Solve for x
    x = 68,502,430.21/10,074.37
  6. Step 6: Final answer
    x = 6,799.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.