Home / 4,328.64-5,973.66-2,561.40

Finding the Fourth Proportional to 4,328.64, 5,973.66 and 2,561.40

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Solution

The fourth proportional to 4,328.64, 5,973.66 and 2,561.40 is: 3,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.64 : 5,973.66 = 2,561.40 : x
  2. Step 2: Convert to fraction form
    4,328.64/5,973.66 = 2,561.40/x
  3. Step 3: Cross multiply
    4,328.64x = 5,973.66 × 2,561.40
  4. Step 4: Simplify right side
    4,328.64x = 15,300,932.72
  5. Step 5: Solve for x
    x = 15,300,932.72/4,328.64
  6. Step 6: Final answer
    x = 3,534.81

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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.