Home / 7,430.07-10,247.42-5,301.84

Finding the Fourth Proportional to 7,430.07, 10,247.42 and 5,301.84

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Solution

The fourth proportional to 7,430.07, 10,247.42 and 5,301.84 is: 7,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.07 : 10,247.42 = 5,301.84 : x
  2. Step 2: Convert to fraction form
    7,430.07/10,247.42 = 5,301.84/x
  3. Step 3: Cross multiply
    7,430.07x = 10,247.42 × 5,301.84
  4. Step 4: Simplify right side
    7,430.07x = 54,330,181.25
  5. Step 5: Solve for x
    x = 54,330,181.25/7,430.07
  6. Step 6: Final answer
    x = 7,312.20

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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.