Home / 7,004.98-9,666.14-4,315.75

Finding the Fourth Proportional to 7,004.98, 9,666.14 and 4,315.75

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Solution

The fourth proportional to 7,004.98, 9,666.14 and 4,315.75 is: 5,955.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.98 : 9,666.14 = 4,315.75 : x
  2. Step 2: Convert to fraction form
    7,004.98/9,666.14 = 4,315.75/x
  3. Step 3: Cross multiply
    7,004.98x = 9,666.14 × 4,315.75
  4. Step 4: Simplify right side
    7,004.98x = 41,716,597.96
  5. Step 5: Solve for x
    x = 41,716,597.96/7,004.98
  6. Step 6: Final answer
    x = 5,955.28

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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.