Home / 7,055.21-9,714.04-5,990.76

Finding the Fourth Proportional to 7,055.21, 9,714.04 and 5,990.76

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Solution

The fourth proportional to 7,055.21, 9,714.04 and 5,990.76 is: 8,248.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.21 : 9,714.04 = 5,990.76 : x
  2. Step 2: Convert to fraction form
    7,055.21/9,714.04 = 5,990.76/x
  3. Step 3: Cross multiply
    7,055.21x = 9,714.04 × 5,990.76
  4. Step 4: Simplify right side
    7,055.21x = 58,194,467.29
  5. Step 5: Solve for x
    x = 58,194,467.29/7,055.21
  6. Step 6: Final answer
    x = 8,248.44

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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.