Home / 11,307.30-15,600.91-6,590.67

Finding the Fourth Proportional to 11,307.30, 15,600.91 and 6,590.67

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Solution

The fourth proportional to 11,307.30, 15,600.91 and 6,590.67 is: 9,093.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.30 : 15,600.91 = 6,590.67 : x
  2. Step 2: Convert to fraction form
    11,307.30/15,600.91 = 6,590.67/x
  3. Step 3: Cross multiply
    11,307.30x = 15,600.91 × 6,590.67
  4. Step 4: Simplify right side
    11,307.30x = 102,820,449.51
  5. Step 5: Solve for x
    x = 102,820,449.51/11,307.30
  6. Step 6: Final answer
    x = 9,093.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.