Home / 4,870.74-7,304.52-1,583.12

Finding the Fourth Proportional to 4,870.74, 7,304.52 and 1,583.12

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Solution

The fourth proportional to 4,870.74, 7,304.52 and 1,583.12 is: 2,374.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.74 : 7,304.52 = 1,583.12 : x
  2. Step 2: Convert to fraction form
    4,870.74/7,304.52 = 1,583.12/x
  3. Step 3: Cross multiply
    4,870.74x = 7,304.52 × 1,583.12
  4. Step 4: Simplify right side
    4,870.74x = 11,563,931.70
  5. Step 5: Solve for x
    x = 11,563,931.70/4,870.74
  6. Step 6: Final answer
    x = 2,374.16

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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.