Home / 4,876.49-7,315.14-1,590.53

Finding the Fourth Proportional to 4,876.49, 7,315.14 and 1,590.53

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Solution

The fourth proportional to 4,876.49, 7,315.14 and 1,590.53 is: 2,385.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.49 : 7,315.14 = 1,590.53 : x
  2. Step 2: Convert to fraction form
    4,876.49/7,315.14 = 1,590.53/x
  3. Step 3: Cross multiply
    4,876.49x = 7,315.14 × 1,590.53
  4. Step 4: Simplify right side
    4,876.49x = 11,634,913.05
  5. Step 5: Solve for x
    x = 11,634,913.05/4,876.49
  6. Step 6: Final answer
    x = 2,385.92

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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.