Home / 7,237.21-9,995.52-4,875.25

Finding the Fourth Proportional to 7,237.21, 9,995.52 and 4,875.25

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Solution

The fourth proportional to 7,237.21, 9,995.52 and 4,875.25 is: 6,733.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.21 : 9,995.52 = 4,875.25 : x
  2. Step 2: Convert to fraction form
    7,237.21/9,995.52 = 4,875.25/x
  3. Step 3: Cross multiply
    7,237.21x = 9,995.52 × 4,875.25
  4. Step 4: Simplify right side
    7,237.21x = 48,730,658.88
  5. Step 5: Solve for x
    x = 48,730,658.88/7,237.21
  6. Step 6: Final answer
    x = 6,733.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.