Home / 2,931.95-4,046.48-1,673.46

Finding the Fourth Proportional to 2,931.95, 4,046.48 and 1,673.46

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Solution

The fourth proportional to 2,931.95, 4,046.48 and 1,673.46 is: 2,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.95 : 4,046.48 = 1,673.46 : x
  2. Step 2: Convert to fraction form
    2,931.95/4,046.48 = 1,673.46/x
  3. Step 3: Cross multiply
    2,931.95x = 4,046.48 × 1,673.46
  4. Step 4: Simplify right side
    2,931.95x = 6,771,614.05
  5. Step 5: Solve for x
    x = 6,771,614.05/2,931.95
  6. Step 6: Final answer
    x = 2,309.60

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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.