Home / 4,574.39-6,312.97-2,782.57

Finding the Fourth Proportional to 4,574.39, 6,312.97 and 2,782.57

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Solution

The fourth proportional to 4,574.39, 6,312.97 and 2,782.57 is: 3,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.39 : 6,312.97 = 2,782.57 : x
  2. Step 2: Convert to fraction form
    4,574.39/6,312.97 = 2,782.57/x
  3. Step 3: Cross multiply
    4,574.39x = 6,312.97 × 2,782.57
  4. Step 4: Simplify right side
    4,574.39x = 17,566,280.93
  5. Step 5: Solve for x
    x = 17,566,280.93/4,574.39
  6. Step 6: Final answer
    x = 3,840.14

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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.