Home / 9,421.52-14,133.90-5,037.80

Finding the Fourth Proportional to 9,421.52, 14,133.90 and 5,037.80

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Solution

The fourth proportional to 9,421.52, 14,133.90 and 5,037.80 is: 7,557.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.52 : 14,133.90 = 5,037.80 : x
  2. Step 2: Convert to fraction form
    9,421.52/14,133.90 = 5,037.80/x
  3. Step 3: Cross multiply
    9,421.52x = 14,133.90 × 5,037.80
  4. Step 4: Simplify right side
    9,421.52x = 71,203,761.42
  5. Step 5: Solve for x
    x = 71,203,761.42/9,421.52
  6. Step 6: Final answer
    x = 7,557.57

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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.