Home / 7,008.64-9,670.77-4,359.70

Finding the Fourth Proportional to 7,008.64, 9,670.77 and 4,359.70

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Solution

The fourth proportional to 7,008.64, 9,670.77 and 4,359.70 is: 6,015.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.64 : 9,670.77 = 4,359.70 : x
  2. Step 2: Convert to fraction form
    7,008.64/9,670.77 = 4,359.70/x
  3. Step 3: Cross multiply
    7,008.64x = 9,670.77 × 4,359.70
  4. Step 4: Simplify right side
    7,008.64x = 42,161,655.97
  5. Step 5: Solve for x
    x = 42,161,655.97/7,008.64
  6. Step 6: Final answer
    x = 6,015.67

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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.