Home / 9,975.59-13,756.70-6,566.49

Finding the Fourth Proportional to 9,975.59, 13,756.70 and 6,566.49

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Solution

The fourth proportional to 9,975.59, 13,756.70 and 6,566.49 is: 9,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.59 : 13,756.70 = 6,566.49 : x
  2. Step 2: Convert to fraction form
    9,975.59/13,756.70 = 6,566.49/x
  3. Step 3: Cross multiply
    9,975.59x = 13,756.70 × 6,566.49
  4. Step 4: Simplify right side
    9,975.59x = 90,333,200.15
  5. Step 5: Solve for x
    x = 90,333,200.15/9,975.59
  6. Step 6: Final answer
    x = 9,055.43

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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.