Home / 3,133.56-4,701.60-1,574.40

Finding the Fourth Proportional to 3,133.56, 4,701.60 and 1,574.40

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Solution

The fourth proportional to 3,133.56, 4,701.60 and 1,574.40 is: 2,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.56 : 4,701.60 = 1,574.40 : x
  2. Step 2: Convert to fraction form
    3,133.56/4,701.60 = 1,574.40/x
  3. Step 3: Cross multiply
    3,133.56x = 4,701.60 × 1,574.40
  4. Step 4: Simplify right side
    3,133.56x = 7,402,199.04
  5. Step 5: Solve for x
    x = 7,402,199.04/3,133.56
  6. Step 6: Final answer
    x = 2,362.23

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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.