Home / 4,644.79-6,967.51-1,871.47

Finding the Fourth Proportional to 4,644.79, 6,967.51 and 1,871.47

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Solution

The fourth proportional to 4,644.79, 6,967.51 and 1,871.47 is: 2,807.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.79 : 6,967.51 = 1,871.47 : x
  2. Step 2: Convert to fraction form
    4,644.79/6,967.51 = 1,871.47/x
  3. Step 3: Cross multiply
    4,644.79x = 6,967.51 × 1,871.47
  4. Step 4: Simplify right side
    4,644.79x = 13,039,489.97
  5. Step 5: Solve for x
    x = 13,039,489.97/4,644.79
  6. Step 6: Final answer
    x = 2,807.34

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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.