Home / 11,307.74-15,603.50-6,526.07

Finding the Fourth Proportional to 11,307.74, 15,603.50 and 6,526.07

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Solution

The fourth proportional to 11,307.74, 15,603.50 and 6,526.07 is: 9,005.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.74 : 15,603.50 = 6,526.07 : x
  2. Step 2: Convert to fraction form
    11,307.74/15,603.50 = 6,526.07/x
  3. Step 3: Cross multiply
    11,307.74x = 15,603.50 × 6,526.07
  4. Step 4: Simplify right side
    11,307.74x = 101,829,511.70
  5. Step 5: Solve for x
    x = 101,829,511.70/11,307.74
  6. Step 6: Final answer
    x = 9,005.29

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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.