Home / 7,292.50-10,065.48-4,150.51

Finding the Fourth Proportional to 7,292.50, 10,065.48 and 4,150.51

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Solution

The fourth proportional to 7,292.50, 10,065.48 and 4,150.51 is: 5,728.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.50 : 10,065.48 = 4,150.51 : x
  2. Step 2: Convert to fraction form
    7,292.50/10,065.48 = 4,150.51/x
  3. Step 3: Cross multiply
    7,292.50x = 10,065.48 × 4,150.51
  4. Step 4: Simplify right side
    7,292.50x = 41,776,875.39
  5. Step 5: Solve for x
    x = 41,776,875.39/7,292.50
  6. Step 6: Final answer
    x = 5,728.75

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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.