Home / 4,509.30-6,763.53-1,587.45

Finding the Fourth Proportional to 4,509.30, 6,763.53 and 1,587.45

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Solution

The fourth proportional to 4,509.30, 6,763.53 and 1,587.45 is: 2,381.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.30 : 6,763.53 = 1,587.45 : x
  2. Step 2: Convert to fraction form
    4,509.30/6,763.53 = 1,587.45/x
  3. Step 3: Cross multiply
    4,509.30x = 6,763.53 × 1,587.45
  4. Step 4: Simplify right side
    4,509.30x = 10,736,765.70
  5. Step 5: Solve for x
    x = 10,736,765.70/4,509.30
  6. Step 6: Final answer
    x = 2,381.03

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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.