Home / 4,440.16-6,613.70-4,215.52

Finding the Fourth Proportional to 4,440.16, 6,613.70 and 4,215.52

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Solution

The fourth proportional to 4,440.16, 6,613.70 and 4,215.52 is: 6,279.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.16 : 6,613.70 = 4,215.52 : x
  2. Step 2: Convert to fraction form
    4,440.16/6,613.70 = 4,215.52/x
  3. Step 3: Cross multiply
    4,440.16x = 6,613.70 × 4,215.52
  4. Step 4: Simplify right side
    4,440.16x = 27,880,184.62
  5. Step 5: Solve for x
    x = 27,880,184.62/4,440.16
  6. Step 6: Final answer
    x = 6,279.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.