Home / 8,347.05-11,518.54-4,570.37

Finding the Fourth Proportional to 8,347.05, 11,518.54 and 4,570.37

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Solution

The fourth proportional to 8,347.05, 11,518.54 and 4,570.37 is: 6,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.05 : 11,518.54 = 4,570.37 : x
  2. Step 2: Convert to fraction form
    8,347.05/11,518.54 = 4,570.37/x
  3. Step 3: Cross multiply
    8,347.05x = 11,518.54 × 4,570.37
  4. Step 4: Simplify right side
    8,347.05x = 52,643,989.66
  5. Step 5: Solve for x
    x = 52,643,989.66/8,347.05
  6. Step 6: Final answer
    x = 6,306.90

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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.