Home / 2,356.04-3,534.62-712.60

Finding the Fourth Proportional to 2,356.04, 3,534.62 and 712.60

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Solution

The fourth proportional to 2,356.04, 3,534.62 and 712.60 is: 1,069.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.04 : 3,534.62 = 712.60 : x
  2. Step 2: Convert to fraction form
    2,356.04/3,534.62 = 712.60/x
  3. Step 3: Cross multiply
    2,356.04x = 3,534.62 × 712.60
  4. Step 4: Simplify right side
    2,356.04x = 2,518,770.21
  5. Step 5: Solve for x
    x = 2,518,770.21/2,356.04
  6. Step 6: Final answer
    x = 1,069.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.