Home / 5,495.36-7,577.76-4,095.68

Finding the Fourth Proportional to 5,495.36, 7,577.76 and 4,095.68

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Solution

The fourth proportional to 5,495.36, 7,577.76 and 4,095.68 is: 5,647.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.36 : 7,577.76 = 4,095.68 : x
  2. Step 2: Convert to fraction form
    5,495.36/7,577.76 = 4,095.68/x
  3. Step 3: Cross multiply
    5,495.36x = 7,577.76 × 4,095.68
  4. Step 4: Simplify right side
    5,495.36x = 31,036,080.08
  5. Step 5: Solve for x
    x = 31,036,080.08/5,495.36
  6. Step 6: Final answer
    x = 5,647.69

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Half scale
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Double scale
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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.