Home / 7,932.12-10,946.51-4,575.07

Finding the Fourth Proportional to 7,932.12, 10,946.51 and 4,575.07

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Solution

The fourth proportional to 7,932.12, 10,946.51 and 4,575.07 is: 6,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.12 : 10,946.51 = 4,575.07 : x
  2. Step 2: Convert to fraction form
    7,932.12/10,946.51 = 4,575.07/x
  3. Step 3: Cross multiply
    7,932.12x = 10,946.51 × 4,575.07
  4. Step 4: Simplify right side
    7,932.12x = 50,081,049.51
  5. Step 5: Solve for x
    x = 50,081,049.51/7,932.12
  6. Step 6: Final answer
    x = 6,313.70

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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.