Home / 7,017.84-10,529.19-2,856.60

Finding the Fourth Proportional to 7,017.84, 10,529.19 and 2,856.60

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Solution

The fourth proportional to 7,017.84, 10,529.19 and 2,856.60 is: 4,285.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017.84 : 10,529.19 = 2,856.60 : x
  2. Step 2: Convert to fraction form
    7,017.84/10,529.19 = 2,856.60/x
  3. Step 3: Cross multiply
    7,017.84x = 10,529.19 × 2,856.60
  4. Step 4: Simplify right side
    7,017.84x = 30,077,684.15
  5. Step 5: Solve for x
    x = 30,077,684.15/7,017.84
  6. Step 6: Final answer
    x = 4,285.89

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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.