Home / 5,746.48-7,930.62-3,389.08

Finding the Fourth Proportional to 5,746.48, 7,930.62 and 3,389.08

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Solution

The fourth proportional to 5,746.48, 7,930.62 and 3,389.08 is: 4,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,746.48 : 7,930.62 = 3,389.08 : x
  2. Step 2: Convert to fraction form
    5,746.48/7,930.62 = 3,389.08/x
  3. Step 3: Cross multiply
    5,746.48x = 7,930.62 × 3,389.08
  4. Step 4: Simplify right side
    5,746.48x = 26,877,505.63
  5. Step 5: Solve for x
    x = 26,877,505.63/5,746.48
  6. Step 6: Final answer
    x = 4,677.21

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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.