Home / 2,664.16-4,011.70-1,975.71

Finding the Fourth Proportional to 2,664.16, 4,011.70 and 1,975.71

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Solution

The fourth proportional to 2,664.16, 4,011.70 and 1,975.71 is: 2,975.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664.16 : 4,011.70 = 1,975.71 : x
  2. Step 2: Convert to fraction form
    2,664.16/4,011.70 = 1,975.71/x
  3. Step 3: Cross multiply
    2,664.16x = 4,011.70 × 1,975.71
  4. Step 4: Simplify right side
    2,664.16x = 7,925,955.81
  5. Step 5: Solve for x
    x = 7,925,955.81/2,664.16
  6. Step 6: Final answer
    x = 2,975.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.