Home / 1,277.04-1,915.19-583.34

Finding the Fourth Proportional to 1,277.04, 1,915.19 and 583.34

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Solution

The fourth proportional to 1,277.04, 1,915.19 and 583.34 is: 874.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277.04 : 1,915.19 = 583.34 : x
  2. Step 2: Convert to fraction form
    1,277.04/1,915.19 = 583.34/x
  3. Step 3: Cross multiply
    1,277.04x = 1,915.19 × 583.34
  4. Step 4: Simplify right side
    1,277.04x = 1,117,206.93
  5. Step 5: Solve for x
    x = 1,117,206.93/1,277.04
  6. Step 6: Final answer
    x = 874.84

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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.