Home / 10,694.16-16,038.36-2,903.40

Finding the Fourth Proportional to 10,694.16, 16,038.36 and 2,903.40

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Solution

The fourth proportional to 10,694.16, 16,038.36 and 2,903.40 is: 4,354.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694.16 : 16,038.36 = 2,903.40 : x
  2. Step 2: Convert to fraction form
    10,694.16/16,038.36 = 2,903.40/x
  3. Step 3: Cross multiply
    10,694.16x = 16,038.36 × 2,903.40
  4. Step 4: Simplify right side
    10,694.16x = 46,565,774.42
  5. Step 5: Solve for x
    x = 46,565,774.42/10,694.16
  6. Step 6: Final answer
    x = 4,354.32

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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.