Home / 7,387.93-10,195.18-4,030.84

Finding the Fourth Proportional to 7,387.93, 10,195.18 and 4,030.84

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Solution

The fourth proportional to 7,387.93, 10,195.18 and 4,030.84 is: 5,562.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.93 : 10,195.18 = 4,030.84 : x
  2. Step 2: Convert to fraction form
    7,387.93/10,195.18 = 4,030.84/x
  3. Step 3: Cross multiply
    7,387.93x = 10,195.18 × 4,030.84
  4. Step 4: Simplify right side
    7,387.93x = 41,095,139.35
  5. Step 5: Solve for x
    x = 41,095,139.35/7,387.93
  6. Step 6: Final answer
    x = 5,562.47

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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.