Home / 7,862.06-10,849.75-4,325.20

Finding the Fourth Proportional to 7,862.06, 10,849.75 and 4,325.20

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Solution

The fourth proportional to 7,862.06, 10,849.75 and 4,325.20 is: 5,968.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862.06 : 10,849.75 = 4,325.20 : x
  2. Step 2: Convert to fraction form
    7,862.06/10,849.75 = 4,325.20/x
  3. Step 3: Cross multiply
    7,862.06x = 10,849.75 × 4,325.20
  4. Step 4: Simplify right side
    7,862.06x = 46,927,300.76
  5. Step 5: Solve for x
    x = 46,927,300.76/7,862.06
  6. Step 6: Final answer
    x = 5,968.83

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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.