Home / 5,022.63-6,931.56-2,784.60

Finding the Fourth Proportional to 5,022.63, 6,931.56 and 2,784.60

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Solution

The fourth proportional to 5,022.63, 6,931.56 and 2,784.60 is: 3,842.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.63 : 6,931.56 = 2,784.60 : x
  2. Step 2: Convert to fraction form
    5,022.63/6,931.56 = 2,784.60/x
  3. Step 3: Cross multiply
    5,022.63x = 6,931.56 × 2,784.60
  4. Step 4: Simplify right side
    5,022.63x = 19,301,621.98
  5. Step 5: Solve for x
    x = 19,301,621.98/5,022.63
  6. Step 6: Final answer
    x = 3,842.93

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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.