Home / 7,795.81-10,758.45-4,259.08

Finding the Fourth Proportional to 7,795.81, 10,758.45 and 4,259.08

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Solution

The fourth proportional to 7,795.81, 10,758.45 and 4,259.08 is: 5,877.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.81 : 10,758.45 = 4,259.08 : x
  2. Step 2: Convert to fraction form
    7,795.81/10,758.45 = 4,259.08/x
  3. Step 3: Cross multiply
    7,795.81x = 10,758.45 × 4,259.08
  4. Step 4: Simplify right side
    7,795.81x = 45,821,099.23
  5. Step 5: Solve for x
    x = 45,821,099.23/7,795.81
  6. Step 6: Final answer
    x = 5,877.66

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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.