Home / 11,307.12-15,602.40-6,590.22

Finding the Fourth Proportional to 11,307.12, 15,602.40 and 6,590.22

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Solution

The fourth proportional to 11,307.12, 15,602.40 and 6,590.22 is: 9,093.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.12 : 15,602.40 = 6,590.22 : x
  2. Step 2: Convert to fraction form
    11,307.12/15,602.40 = 6,590.22/x
  3. Step 3: Cross multiply
    11,307.12x = 15,602.40 × 6,590.22
  4. Step 4: Simplify right side
    11,307.12x = 102,823,248.53
  5. Step 5: Solve for x
    x = 102,823,248.53/11,307.12
  6. Step 6: Final answer
    x = 9,093.67

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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.