Home / 6,423.27-8,864.27-3,590.94

Finding the Fourth Proportional to 6,423.27, 8,864.27 and 3,590.94

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Solution

The fourth proportional to 6,423.27, 8,864.27 and 3,590.94 is: 4,955.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.27 : 8,864.27 = 3,590.94 : x
  2. Step 2: Convert to fraction form
    6,423.27/8,864.27 = 3,590.94/x
  3. Step 3: Cross multiply
    6,423.27x = 8,864.27 × 3,590.94
  4. Step 4: Simplify right side
    6,423.27x = 31,831,090.47
  5. Step 5: Solve for x
    x = 31,831,090.47/6,423.27
  6. Step 6: Final answer
    x = 4,955.59

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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.