Home / 4,763.86-6,574.12-2,639.39

Finding the Fourth Proportional to 4,763.86, 6,574.12 and 2,639.39

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Solution

The fourth proportional to 4,763.86, 6,574.12 and 2,639.39 is: 3,642.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,763.86 : 6,574.12 = 2,639.39 : x
  2. Step 2: Convert to fraction form
    4,763.86/6,574.12 = 2,639.39/x
  3. Step 3: Cross multiply
    4,763.86x = 6,574.12 × 2,639.39
  4. Step 4: Simplify right side
    4,763.86x = 17,351,666.59
  5. Step 5: Solve for x
    x = 17,351,666.59/4,763.86
  6. Step 6: Final answer
    x = 3,642.35

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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.