Home / 4,409.47-6,612.76-1,487.35

Finding the Fourth Proportional to 4,409.47, 6,612.76 and 1,487.35

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Solution

The fourth proportional to 4,409.47, 6,612.76 and 1,487.35 is: 2,230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.47 : 6,612.76 = 1,487.35 : x
  2. Step 2: Convert to fraction form
    4,409.47/6,612.76 = 1,487.35/x
  3. Step 3: Cross multiply
    4,409.47x = 6,612.76 × 1,487.35
  4. Step 4: Simplify right side
    4,409.47x = 9,835,488.59
  5. Step 5: Solve for x
    x = 9,835,488.59/4,409.47
  6. Step 6: Final answer
    x = 2,230.54

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1.5x scale

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.