Home / 11,430.16-17,154.94-4,509.52

Finding the Fourth Proportional to 11,430.16, 17,154.94 and 4,509.52

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Solution

The fourth proportional to 11,430.16, 17,154.94 and 4,509.52 is: 6,768.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,430.16 : 17,154.94 = 4,509.52 : x
  2. Step 2: Convert to fraction form
    11,430.16/17,154.94 = 4,509.52/x
  3. Step 3: Cross multiply
    11,430.16x = 17,154.94 × 4,509.52
  4. Step 4: Simplify right side
    11,430.16x = 77,360,545.03
  5. Step 5: Solve for x
    x = 77,360,545.03/11,430.16
  6. Step 6: Final answer
    x = 6,768.11

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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.