Home / 2,948.99-4,423.60-1,487.35

Finding the Fourth Proportional to 2,948.99, 4,423.60 and 1,487.35

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Solution

The fourth proportional to 2,948.99, 4,423.60 and 1,487.35 is: 2,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.99 : 4,423.60 = 1,487.35 : x
  2. Step 2: Convert to fraction form
    2,948.99/4,423.60 = 1,487.35/x
  3. Step 3: Cross multiply
    2,948.99x = 4,423.60 × 1,487.35
  4. Step 4: Simplify right side
    2,948.99x = 6,579,441.46
  5. Step 5: Solve for x
    x = 6,579,441.46/2,948.99
  6. Step 6: Final answer
    x = 2,231.08

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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.