Home / 4,421.19-6,630.77-1,954.67

Finding the Fourth Proportional to 4,421.19, 6,630.77 and 1,954.67

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Solution

The fourth proportional to 4,421.19, 6,630.77 and 1,954.67 is: 2,931.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.19 : 6,630.77 = 1,954.67 : x
  2. Step 2: Convert to fraction form
    4,421.19/6,630.77 = 1,954.67/x
  3. Step 3: Cross multiply
    4,421.19x = 6,630.77 × 1,954.67
  4. Step 4: Simplify right side
    4,421.19x = 12,960,924.27
  5. Step 5: Solve for x
    x = 12,960,924.27/4,421.19
  6. Step 6: Final answer
    x = 2,931.55

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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.