Home / 10,340.13-15,510.35-2,548.95

Finding the Fourth Proportional to 10,340.13, 15,510.35 and 2,548.95

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Solution

The fourth proportional to 10,340.13, 15,510.35 and 2,548.95 is: 3,823.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340.13 : 15,510.35 = 2,548.95 : x
  2. Step 2: Convert to fraction form
    10,340.13/15,510.35 = 2,548.95/x
  3. Step 3: Cross multiply
    10,340.13x = 15,510.35 × 2,548.95
  4. Step 4: Simplify right side
    10,340.13x = 39,535,106.63
  5. Step 5: Solve for x
    x = 39,535,106.63/10,340.13
  6. Step 6: Final answer
    x = 3,823.46

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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.