Home / 7,010.25-10,509.67-2,852.20

Finding the Fourth Proportional to 7,010.25, 10,509.67 and 2,852.20

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Solution

The fourth proportional to 7,010.25, 10,509.67 and 2,852.20 is: 4,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.25 : 10,509.67 = 2,852.20 : x
  2. Step 2: Convert to fraction form
    7,010.25/10,509.67 = 2,852.20/x
  3. Step 3: Cross multiply
    7,010.25x = 10,509.67 × 2,852.20
  4. Step 4: Simplify right side
    7,010.25x = 29,975,680.77
  5. Step 5: Solve for x
    x = 29,975,680.77/7,010.25
  6. Step 6: Final answer
    x = 4,275.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.