Home / 4,378.51-6,568.76-1,456.93

Finding the Fourth Proportional to 4,378.51, 6,568.76 and 1,456.93

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Solution

The fourth proportional to 4,378.51, 6,568.76 and 1,456.93 is: 2,185.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.51 : 6,568.76 = 1,456.93 : x
  2. Step 2: Convert to fraction form
    4,378.51/6,568.76 = 1,456.93/x
  3. Step 3: Cross multiply
    4,378.51x = 6,568.76 × 1,456.93
  4. Step 4: Simplify right side
    4,378.51x = 9,570,223.51
  5. Step 5: Solve for x
    x = 9,570,223.51/4,378.51
  6. Step 6: Final answer
    x = 2,185.73

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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.