Home / 4,714.08-7,071.47-1,427.45

Finding the Fourth Proportional to 4,714.08, 7,071.47 and 1,427.45

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Solution

The fourth proportional to 4,714.08, 7,071.47 and 1,427.45 is: 2,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,714.08 : 7,071.47 = 1,427.45 : x
  2. Step 2: Convert to fraction form
    4,714.08/7,071.47 = 1,427.45/x
  3. Step 3: Cross multiply
    4,714.08x = 7,071.47 × 1,427.45
  4. Step 4: Simplify right side
    4,714.08x = 10,094,127.36
  5. Step 5: Solve for x
    x = 10,094,127.36/4,714.08
  6. Step 6: Final answer
    x = 2,141.27

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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.