Home / 4,130.16-6,197.45-1,938.92

Finding the Fourth Proportional to 4,130.16, 6,197.45 and 1,938.92

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Solution

The fourth proportional to 4,130.16, 6,197.45 and 1,938.92 is: 2,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.16 : 6,197.45 = 1,938.92 : x
  2. Step 2: Convert to fraction form
    4,130.16/6,197.45 = 1,938.92/x
  3. Step 3: Cross multiply
    4,130.16x = 6,197.45 × 1,938.92
  4. Step 4: Simplify right side
    4,130.16x = 12,016,319.07
  5. Step 5: Solve for x
    x = 12,016,319.07/4,130.16
  6. Step 6: Final answer
    x = 2,909.41

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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.