Home / 8,710.48-12,020.34-4,933.54

Finding the Fourth Proportional to 8,710.48, 12,020.34 and 4,933.54

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Solution

The fourth proportional to 8,710.48, 12,020.34 and 4,933.54 is: 6,808.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,710.48 : 12,020.34 = 4,933.54 : x
  2. Step 2: Convert to fraction form
    8,710.48/12,020.34 = 4,933.54/x
  3. Step 3: Cross multiply
    8,710.48x = 12,020.34 × 4,933.54
  4. Step 4: Simplify right side
    8,710.48x = 59,302,828.20
  5. Step 5: Solve for x
    x = 59,302,828.20/8,710.48
  6. Step 6: Final answer
    x = 6,808.22

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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.