Home / 10,357.21-15,533.63-3,337.86

Finding the Fourth Proportional to 10,357.21, 15,533.63 and 3,337.86

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Solution

The fourth proportional to 10,357.21, 15,533.63 and 3,337.86 is: 5,006.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.21 : 15,533.63 = 3,337.86 : x
  2. Step 2: Convert to fraction form
    10,357.21/15,533.63 = 3,337.86/x
  3. Step 3: Cross multiply
    10,357.21x = 15,533.63 × 3,337.86
  4. Step 4: Simplify right side
    10,357.21x = 51,849,082.23
  5. Step 5: Solve for x
    x = 51,849,082.23/10,357.21
  6. Step 6: Final answer
    x = 5,006.09

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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.