Home / 9,511.66-13,124.95-5,262.15

Finding the Fourth Proportional to 9,511.66, 13,124.95 and 5,262.15

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Solution

The fourth proportional to 9,511.66, 13,124.95 and 5,262.15 is: 7,261.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,511.66 : 13,124.95 = 5,262.15 : x
  2. Step 2: Convert to fraction form
    9,511.66/13,124.95 = 5,262.15/x
  3. Step 3: Cross multiply
    9,511.66x = 13,124.95 × 5,262.15
  4. Step 4: Simplify right side
    9,511.66x = 69,065,455.64
  5. Step 5: Solve for x
    x = 69,065,455.64/9,511.66
  6. Step 6: Final answer
    x = 7,261.14

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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.