Home / 3,056.95-4,218.23-1,712.63

Finding the Fourth Proportional to 3,056.95, 4,218.23 and 1,712.63

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Solution

The fourth proportional to 3,056.95, 4,218.23 and 1,712.63 is: 2,363.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.95 : 4,218.23 = 1,712.63 : x
  2. Step 2: Convert to fraction form
    3,056.95/4,218.23 = 1,712.63/x
  3. Step 3: Cross multiply
    3,056.95x = 4,218.23 × 1,712.63
  4. Step 4: Simplify right side
    3,056.95x = 7,224,267.24
  5. Step 5: Solve for x
    x = 7,224,267.24/3,056.95
  6. Step 6: Final answer
    x = 2,363.23

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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.