Home / 10,548.02-15,821.46-5,353.76

Finding the Fourth Proportional to 10,548.02, 15,821.46 and 5,353.76

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Solution

The fourth proportional to 10,548.02, 15,821.46 and 5,353.76 is: 8,030.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,548.02 : 15,821.46 = 5,353.76 : x
  2. Step 2: Convert to fraction form
    10,548.02/15,821.46 = 5,353.76/x
  3. Step 3: Cross multiply
    10,548.02x = 15,821.46 × 5,353.76
  4. Step 4: Simplify right side
    10,548.02x = 84,704,299.69
  5. Step 5: Solve for x
    x = 84,704,299.69/10,548.02
  6. Step 6: Final answer
    x = 8,030.35

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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.