Home / 7,065.30-10,598.37-1,871.16

Finding the Fourth Proportional to 7,065.30, 10,598.37 and 1,871.16

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Solution

The fourth proportional to 7,065.30, 10,598.37 and 1,871.16 is: 2,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065.30 : 10,598.37 = 1,871.16 : x
  2. Step 2: Convert to fraction form
    7,065.30/10,598.37 = 1,871.16/x
  3. Step 3: Cross multiply
    7,065.30x = 10,598.37 × 1,871.16
  4. Step 4: Simplify right side
    7,065.30x = 19,831,246.01
  5. Step 5: Solve for x
    x = 19,831,246.01/7,065.30
  6. Step 6: Final answer
    x = 2,806.85

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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.