Home / 7,701.84-10,628.51-4,165.05

Finding the Fourth Proportional to 7,701.84, 10,628.51 and 4,165.05

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Solution

The fourth proportional to 7,701.84, 10,628.51 and 4,165.05 is: 5,747.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.84 : 10,628.51 = 4,165.05 : x
  2. Step 2: Convert to fraction form
    7,701.84/10,628.51 = 4,165.05/x
  3. Step 3: Cross multiply
    7,701.84x = 10,628.51 × 4,165.05
  4. Step 4: Simplify right side
    7,701.84x = 44,268,254.75
  5. Step 5: Solve for x
    x = 44,268,254.75/7,701.84
  6. Step 6: Final answer
    x = 5,747.75

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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.