Home / 7,707.60-10,635.72-4,349.76

Finding the Fourth Proportional to 7,707.60, 10,635.72 and 4,349.76

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Solution

The fourth proportional to 7,707.60, 10,635.72 and 4,349.76 is: 6,002.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,707.60 : 10,635.72 = 4,349.76 : x
  2. Step 2: Convert to fraction form
    7,707.60/10,635.72 = 4,349.76/x
  3. Step 3: Cross multiply
    7,707.60x = 10,635.72 × 4,349.76
  4. Step 4: Simplify right side
    7,707.60x = 46,262,853.37
  5. Step 5: Solve for x
    x = 46,262,853.37/7,707.60
  6. Step 6: Final answer
    x = 6,002.24

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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.