Home / 4,406.79-6,610.19-1,487.15

Finding the Fourth Proportional to 4,406.79, 6,610.19 and 1,487.15

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Solution

The fourth proportional to 4,406.79, 6,610.19 and 1,487.15 is: 2,230.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,406.79 : 6,610.19 = 1,487.15 : x
  2. Step 2: Convert to fraction form
    4,406.79/6,610.19 = 1,487.15/x
  3. Step 3: Cross multiply
    4,406.79x = 6,610.19 × 1,487.15
  4. Step 4: Simplify right side
    4,406.79x = 9,830,303.57
  5. Step 5: Solve for x
    x = 9,830,303.57/4,406.79
  6. Step 6: Final answer
    x = 2,230.72

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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.