Home / 2,447.07-3,670.59-1,353.57

Finding the Fourth Proportional to 2,447.07, 3,670.59 and 1,353.57

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Solution

The fourth proportional to 2,447.07, 3,670.59 and 1,353.57 is: 2,030.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.07 : 3,670.59 = 1,353.57 : x
  2. Step 2: Convert to fraction form
    2,447.07/3,670.59 = 1,353.57/x
  3. Step 3: Cross multiply
    2,447.07x = 3,670.59 × 1,353.57
  4. Step 4: Simplify right side
    2,447.07x = 4,968,400.51
  5. Step 5: Solve for x
    x = 4,968,400.51/2,447.07
  6. Step 6: Final answer
    x = 2,030.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.