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Finding the Fourth Proportional to 2,574.01, 3,549.53 and 2,289.53

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Solution

The fourth proportional to 2,574.01, 3,549.53 and 2,289.53 is: 3,157.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.01 : 3,549.53 = 2,289.53 : x
  2. Step 2: Convert to fraction form
    2,574.01/3,549.53 = 2,289.53/x
  3. Step 3: Cross multiply
    2,574.01x = 3,549.53 × 2,289.53
  4. Step 4: Simplify right side
    2,574.01x = 8,126,756.71
  5. Step 5: Solve for x
    x = 8,126,756.71/2,574.01
  6. Step 6: Final answer
    x = 3,157.23

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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.