Home / 5,629.67-8,444.94-1,931.87

Finding the Fourth Proportional to 5,629.67, 8,444.94 and 1,931.87

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Solution

The fourth proportional to 5,629.67, 8,444.94 and 1,931.87 is: 2,897.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.67 : 8,444.94 = 1,931.87 : x
  2. Step 2: Convert to fraction form
    5,629.67/8,444.94 = 1,931.87/x
  3. Step 3: Cross multiply
    5,629.67x = 8,444.94 × 1,931.87
  4. Step 4: Simplify right side
    5,629.67x = 16,314,547.35
  5. Step 5: Solve for x
    x = 16,314,547.35/5,629.67
  6. Step 6: Final answer
    x = 2,897.96

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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.