Home / 7,515.84-10,371.69-4,373.76

Finding the Fourth Proportional to 7,515.84, 10,371.69 and 4,373.76

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Solution

The fourth proportional to 7,515.84, 10,371.69 and 4,373.76 is: 6,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.84 : 10,371.69 = 4,373.76 : x
  2. Step 2: Convert to fraction form
    7,515.84/10,371.69 = 4,373.76/x
  3. Step 3: Cross multiply
    7,515.84x = 10,371.69 × 4,373.76
  4. Step 4: Simplify right side
    7,515.84x = 45,363,282.85
  5. Step 5: Solve for x
    x = 45,363,282.85/7,515.84
  6. Step 6: Final answer
    x = 6,035.69

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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.