Home / 6,370.07-9,555.53-1,690.01

Finding the Fourth Proportional to 6,370.07, 9,555.53 and 1,690.01

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Solution

The fourth proportional to 6,370.07, 9,555.53 and 1,690.01 is: 2,535.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.07 : 9,555.53 = 1,690.01 : x
  2. Step 2: Convert to fraction form
    6,370.07/9,555.53 = 1,690.01/x
  3. Step 3: Cross multiply
    6,370.07x = 9,555.53 × 1,690.01
  4. Step 4: Simplify right side
    6,370.07x = 16,148,885.03
  5. Step 5: Solve for x
    x = 16,148,885.03/6,370.07
  6. Step 6: Final answer
    x = 2,535.12

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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.