Home / 10,358.02-15,533.61-4,119.58

Finding the Fourth Proportional to 10,358.02, 15,533.61 and 4,119.58

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Solution

The fourth proportional to 10,358.02, 15,533.61 and 4,119.58 is: 6,178.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.02 : 15,533.61 = 4,119.58 : x
  2. Step 2: Convert to fraction form
    10,358.02/15,533.61 = 4,119.58/x
  3. Step 3: Cross multiply
    10,358.02x = 15,533.61 × 4,119.58
  4. Step 4: Simplify right side
    10,358.02x = 63,991,949.08
  5. Step 5: Solve for x
    x = 63,991,949.08/10,358.02
  6. Step 6: Final answer
    x = 6,178.01

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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.