Home / 2,630.58-3,628.98-1,567.68

Finding the Fourth Proportional to 2,630.58, 3,628.98 and 1,567.68

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Solution

The fourth proportional to 2,630.58, 3,628.98 and 1,567.68 is: 2,162.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.58 : 3,628.98 = 1,567.68 : x
  2. Step 2: Convert to fraction form
    2,630.58/3,628.98 = 1,567.68/x
  3. Step 3: Cross multiply
    2,630.58x = 3,628.98 × 1,567.68
  4. Step 4: Simplify right side
    2,630.58x = 5,689,079.37
  5. Step 5: Solve for x
    x = 5,689,079.37/2,630.58
  6. Step 6: Final answer
    x = 2,162.67

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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.