Home / 7,756.85-11,624.80-5,560.74

Finding the Fourth Proportional to 7,756.85, 11,624.80 and 5,560.74

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Solution

The fourth proportional to 7,756.85, 11,624.80 and 5,560.74 is: 8,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.85 : 11,624.80 = 5,560.74 : x
  2. Step 2: Convert to fraction form
    7,756.85/11,624.80 = 5,560.74/x
  3. Step 3: Cross multiply
    7,756.85x = 11,624.80 × 5,560.74
  4. Step 4: Simplify right side
    7,756.85x = 64,642,490.35
  5. Step 5: Solve for x
    x = 64,642,490.35/7,756.85
  6. Step 6: Final answer
    x = 8,333.60

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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.