Home / 6,580.10-9,870.03-1,649.75

Finding the Fourth Proportional to 6,580.10, 9,870.03 and 1,649.75

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Solution

The fourth proportional to 6,580.10, 9,870.03 and 1,649.75 is: 2,474.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.10 : 9,870.03 = 1,649.75 : x
  2. Step 2: Convert to fraction form
    6,580.10/9,870.03 = 1,649.75/x
  3. Step 3: Cross multiply
    6,580.10x = 9,870.03 × 1,649.75
  4. Step 4: Simplify right side
    6,580.10x = 16,283,081.99
  5. Step 5: Solve for x
    x = 16,283,081.99/6,580.10
  6. Step 6: Final answer
    x = 2,474.59

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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.