Home / 7,578.18-10,459.14-4,433.76

Finding the Fourth Proportional to 7,578.18, 10,459.14 and 4,433.76

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Solution

The fourth proportional to 7,578.18, 10,459.14 and 4,433.76 is: 6,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,578.18 : 10,459.14 = 4,433.76 : x
  2. Step 2: Convert to fraction form
    7,578.18/10,459.14 = 4,433.76/x
  3. Step 3: Cross multiply
    7,578.18x = 10,459.14 × 4,433.76
  4. Step 4: Simplify right side
    7,578.18x = 46,373,316.57
  5. Step 5: Solve for x
    x = 46,373,316.57/7,578.18
  6. Step 6: Final answer
    x = 6,119.32

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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.