Home / 5,433.63-8,154.35-2,315.83

Finding the Fourth Proportional to 5,433.63, 8,154.35 and 2,315.83

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Solution

The fourth proportional to 5,433.63, 8,154.35 and 2,315.83 is: 3,475.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.63 : 8,154.35 = 2,315.83 : x
  2. Step 2: Convert to fraction form
    5,433.63/8,154.35 = 2,315.83/x
  3. Step 3: Cross multiply
    5,433.63x = 8,154.35 × 2,315.83
  4. Step 4: Simplify right side
    5,433.63x = 18,884,088.36
  5. Step 5: Solve for x
    x = 18,884,088.36/5,433.63
  6. Step 6: Final answer
    x = 3,475.41

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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.