Home / 10,911.16-16,373.91-5,984.25

Finding the Fourth Proportional to 10,911.16, 16,373.91 and 5,984.25

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Solution

The fourth proportional to 10,911.16, 16,373.91 and 5,984.25 is: 8,980.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911.16 : 16,373.91 = 5,984.25 : x
  2. Step 2: Convert to fraction form
    10,911.16/16,373.91 = 5,984.25/x
  3. Step 3: Cross multiply
    10,911.16x = 16,373.91 × 5,984.25
  4. Step 4: Simplify right side
    10,911.16x = 97,985,590.40
  5. Step 5: Solve for x
    x = 97,985,590.40/10,911.16
  6. Step 6: Final answer
    x = 8,980.31

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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.