Home / 5,712.03-7,886.16-4,383.18

Finding the Fourth Proportional to 5,712.03, 7,886.16 and 4,383.18

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Solution

The fourth proportional to 5,712.03, 7,886.16 and 4,383.18 is: 6,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.03 : 7,886.16 = 4,383.18 : x
  2. Step 2: Convert to fraction form
    5,712.03/7,886.16 = 4,383.18/x
  3. Step 3: Cross multiply
    5,712.03x = 7,886.16 × 4,383.18
  4. Step 4: Simplify right side
    5,712.03x = 34,566,458.79
  5. Step 5: Solve for x
    x = 34,566,458.79/5,712.03
  6. Step 6: Final answer
    x = 6,051.52

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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.