Home / 5,301.48-7,316.07-2,911.68

Finding the Fourth Proportional to 5,301.48, 7,316.07 and 2,911.68

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Solution

The fourth proportional to 5,301.48, 7,316.07 and 2,911.68 is: 4,018.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.48 : 7,316.07 = 2,911.68 : x
  2. Step 2: Convert to fraction form
    5,301.48/7,316.07 = 2,911.68/x
  3. Step 3: Cross multiply
    5,301.48x = 7,316.07 × 2,911.68
  4. Step 4: Simplify right side
    5,301.48x = 21,302,054.70
  5. Step 5: Solve for x
    x = 21,302,054.70/5,301.48
  6. Step 6: Final answer
    x = 4,018.13

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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.