Home / 7,579.18-10,459.74-5,059.68

Finding the Fourth Proportional to 7,579.18, 10,459.74 and 5,059.68

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Solution

The fourth proportional to 7,579.18, 10,459.74 and 5,059.68 is: 6,982.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.18 : 10,459.74 = 5,059.68 : x
  2. Step 2: Convert to fraction form
    7,579.18/10,459.74 = 5,059.68/x
  3. Step 3: Cross multiply
    7,579.18x = 10,459.74 × 5,059.68
  4. Step 4: Simplify right side
    7,579.18x = 52,922,937.28
  5. Step 5: Solve for x
    x = 52,922,937.28/7,579.18
  6. Step 6: Final answer
    x = 6,982.67

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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.