Home / 7,553.35-10,421.75-4,716.32

Finding the Fourth Proportional to 7,553.35, 10,421.75 and 4,716.32

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Solution

The fourth proportional to 7,553.35, 10,421.75 and 4,716.32 is: 6,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.35 : 10,421.75 = 4,716.32 : x
  2. Step 2: Convert to fraction form
    7,553.35/10,421.75 = 4,716.32/x
  3. Step 3: Cross multiply
    7,553.35x = 10,421.75 × 4,716.32
  4. Step 4: Simplify right side
    7,553.35x = 49,152,284.38
  5. Step 5: Solve for x
    x = 49,152,284.38/7,553.35
  6. Step 6: Final answer
    x = 6,507.35

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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.