Home / 5,314.47-7,326.29-3,518.94

Finding the Fourth Proportional to 5,314.47, 7,326.29 and 3,518.94

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Solution

The fourth proportional to 5,314.47, 7,326.29 and 3,518.94 is: 4,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.47 : 7,326.29 = 3,518.94 : x
  2. Step 2: Convert to fraction form
    5,314.47/7,326.29 = 3,518.94/x
  3. Step 3: Cross multiply
    5,314.47x = 7,326.29 × 3,518.94
  4. Step 4: Simplify right side
    5,314.47x = 25,780,802.05
  5. Step 5: Solve for x
    x = 25,780,802.05/5,314.47
  6. Step 6: Final answer
    x = 4,851.06

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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.