Home / 7,703.91-10,631.35-4,167.15

Finding the Fourth Proportional to 7,703.91, 10,631.35 and 4,167.15

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Solution

The fourth proportional to 7,703.91, 10,631.35 and 4,167.15 is: 5,750.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.91 : 10,631.35 = 4,167.15 : x
  2. Step 2: Convert to fraction form
    7,703.91/10,631.35 = 4,167.15/x
  3. Step 3: Cross multiply
    7,703.91x = 10,631.35 × 4,167.15
  4. Step 4: Simplify right side
    7,703.91x = 44,302,395.49
  5. Step 5: Solve for x
    x = 44,302,395.49/7,703.91
  6. Step 6: Final answer
    x = 5,750.64

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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.