Home / 5,358.42-8,023.65-4,312.71

Finding the Fourth Proportional to 5,358.42, 8,023.65 and 4,312.71

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Solution

The fourth proportional to 5,358.42, 8,023.65 and 4,312.71 is: 6,457.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.42 : 8,023.65 = 4,312.71 : x
  2. Step 2: Convert to fraction form
    5,358.42/8,023.65 = 4,312.71/x
  3. Step 3: Cross multiply
    5,358.42x = 8,023.65 × 4,312.71
  4. Step 4: Simplify right side
    5,358.42x = 34,603,675.59
  5. Step 5: Solve for x
    x = 34,603,675.59/5,358.42
  6. Step 6: Final answer
    x = 6,457.81

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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.