Home / 7,503.04-10,353.92-4,145.79

Finding the Fourth Proportional to 7,503.04, 10,353.92 and 4,145.79

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Solution

The fourth proportional to 7,503.04, 10,353.92 and 4,145.79 is: 5,721.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,503.04 : 10,353.92 = 4,145.79 : x
  2. Step 2: Convert to fraction form
    7,503.04/10,353.92 = 4,145.79/x
  3. Step 3: Cross multiply
    7,503.04x = 10,353.92 × 4,145.79
  4. Step 4: Simplify right side
    7,503.04x = 42,925,126.23
  5. Step 5: Solve for x
    x = 42,925,126.23/7,503.04
  6. Step 6: Final answer
    x = 5,721.03

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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.