Home / 4,655.63-6,426.27-2,981.54

Finding the Fourth Proportional to 4,655.63, 6,426.27 and 2,981.54

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Solution

The fourth proportional to 4,655.63, 6,426.27 and 2,981.54 is: 4,115.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.63 : 6,426.27 = 2,981.54 : x
  2. Step 2: Convert to fraction form
    4,655.63/6,426.27 = 2,981.54/x
  3. Step 3: Cross multiply
    4,655.63x = 6,426.27 × 2,981.54
  4. Step 4: Simplify right side
    4,655.63x = 19,160,197.12
  5. Step 5: Solve for x
    x = 19,160,197.12/4,655.63
  6. Step 6: Final answer
    x = 4,115.49

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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.