Home / 7,702.54-10,629.45-4,165.74

Finding the Fourth Proportional to 7,702.54, 10,629.45 and 4,165.74

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Solution

The fourth proportional to 7,702.54, 10,629.45 and 4,165.74 is: 5,748.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,702.54 : 10,629.45 = 4,165.74 : x
  2. Step 2: Convert to fraction form
    7,702.54/10,629.45 = 4,165.74/x
  3. Step 3: Cross multiply
    7,702.54x = 10,629.45 × 4,165.74
  4. Step 4: Simplify right side
    7,702.54x = 44,279,525.04
  5. Step 5: Solve for x
    x = 44,279,525.04/7,702.54
  6. Step 6: Final answer
    x = 5,748.69

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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.