Home / 5,051.28-7,573.38-1,931.16

Finding the Fourth Proportional to 5,051.28, 7,573.38 and 1,931.16

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Solution

The fourth proportional to 5,051.28, 7,573.38 and 1,931.16 is: 2,895.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.28 : 7,573.38 = 1,931.16 : x
  2. Step 2: Convert to fraction form
    5,051.28/7,573.38 = 1,931.16/x
  3. Step 3: Cross multiply
    5,051.28x = 7,573.38 × 1,931.16
  4. Step 4: Simplify right side
    5,051.28x = 14,625,408.52
  5. Step 5: Solve for x
    x = 14,625,408.52/5,051.28
  6. Step 6: Final answer
    x = 2,895.39

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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.