Home / 6,423.26-8,864.28-3,590.55

Finding the Fourth Proportional to 6,423.26, 8,864.28 and 3,590.55

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Solution

The fourth proportional to 6,423.26, 8,864.28 and 3,590.55 is: 4,955.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.26 : 8,864.28 = 3,590.55 : x
  2. Step 2: Convert to fraction form
    6,423.26/8,864.28 = 3,590.55/x
  3. Step 3: Cross multiply
    6,423.26x = 8,864.28 × 3,590.55
  4. Step 4: Simplify right side
    6,423.26x = 31,827,640.55
  5. Step 5: Solve for x
    x = 31,827,640.55/6,423.26
  6. Step 6: Final answer
    x = 4,955.06

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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.