Home / 7,237.18-9,988.41-5,256.73

Finding the Fourth Proportional to 7,237.18, 9,988.41 and 5,256.73

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Solution

The fourth proportional to 7,237.18, 9,988.41 and 5,256.73 is: 7,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.18 : 9,988.41 = 5,256.73 : x
  2. Step 2: Convert to fraction form
    7,237.18/9,988.41 = 5,256.73/x
  3. Step 3: Cross multiply
    7,237.18x = 9,988.41 × 5,256.73
  4. Step 4: Simplify right side
    7,237.18x = 52,506,374.50
  5. Step 5: Solve for x
    x = 52,506,374.50/7,237.18
  6. Step 6: Final answer
    x = 7,255.09

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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.