Home / 4,319.16-6,477.12-1,396.68

Finding the Fourth Proportional to 4,319.16, 6,477.12 and 1,396.68

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Solution

The fourth proportional to 4,319.16, 6,477.12 and 1,396.68 is: 2,094.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,319.16 : 6,477.12 = 1,396.68 : x
  2. Step 2: Convert to fraction form
    4,319.16/6,477.12 = 1,396.68/x
  3. Step 3: Cross multiply
    4,319.16x = 6,477.12 × 1,396.68
  4. Step 4: Simplify right side
    4,319.16x = 9,046,463.96
  5. Step 5: Solve for x
    x = 9,046,463.96/4,319.16
  6. Step 6: Final answer
    x = 2,094.50

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Half scale
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Double scale
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Similar ratio
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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.