Home / 8,756.59-13,125.44-4,317.34

Finding the Fourth Proportional to 8,756.59, 13,125.44 and 4,317.34

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Solution

The fourth proportional to 8,756.59, 13,125.44 and 4,317.34 is: 6,471.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756.59 : 13,125.44 = 4,317.34 : x
  2. Step 2: Convert to fraction form
    8,756.59/13,125.44 = 4,317.34/x
  3. Step 3: Cross multiply
    8,756.59x = 13,125.44 × 4,317.34
  4. Step 4: Simplify right side
    8,756.59x = 56,666,965.54
  5. Step 5: Solve for x
    x = 56,666,965.54/8,756.59
  6. Step 6: Final answer
    x = 6,471.35

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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.