Home / 3,313.55-4,570.02-2,914.35

Finding the Fourth Proportional to 3,313.55, 4,570.02 and 2,914.35

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Solution

The fourth proportional to 3,313.55, 4,570.02 and 2,914.35 is: 4,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.55 : 4,570.02 = 2,914.35 : x
  2. Step 2: Convert to fraction form
    3,313.55/4,570.02 = 2,914.35/x
  3. Step 3: Cross multiply
    3,313.55x = 4,570.02 × 2,914.35
  4. Step 4: Simplify right side
    3,313.55x = 13,318,637.79
  5. Step 5: Solve for x
    x = 13,318,637.79/3,313.55
  6. Step 6: Final answer
    x = 4,019.45

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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.