Home / 7,665.16-10,577.68-4,307.88

Finding the Fourth Proportional to 7,665.16, 10,577.68 and 4,307.88

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Solution

The fourth proportional to 7,665.16, 10,577.68 and 4,307.88 is: 5,944.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.16 : 10,577.68 = 4,307.88 : x
  2. Step 2: Convert to fraction form
    7,665.16/10,577.68 = 4,307.88/x
  3. Step 3: Cross multiply
    7,665.16x = 10,577.68 × 4,307.88
  4. Step 4: Simplify right side
    7,665.16x = 45,567,376.12
  5. Step 5: Solve for x
    x = 45,567,376.12/7,665.16
  6. Step 6: Final answer
    x = 5,944.74

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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.