Home / 10,357.02-15,532.11-4,118.58

Finding the Fourth Proportional to 10,357.02, 15,532.11 and 4,118.58

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Solution

The fourth proportional to 10,357.02, 15,532.11 and 4,118.58 is: 6,176.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.02 : 15,532.11 = 4,118.58 : x
  2. Step 2: Convert to fraction form
    10,357.02/15,532.11 = 4,118.58/x
  3. Step 3: Cross multiply
    10,357.02x = 15,532.11 × 4,118.58
  4. Step 4: Simplify right side
    10,357.02x = 63,970,237.60
  5. Step 5: Solve for x
    x = 63,970,237.60/10,357.02
  6. Step 6: Final answer
    x = 6,176.51

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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.