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Finding the Fourth Proportional to 9,848.35, 13,574.64 and 6,858.99

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Solution

The fourth proportional to 9,848.35, 13,574.64 and 6,858.99 is: 9,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,848.35 : 13,574.64 = 6,858.99 : x
  2. Step 2: Convert to fraction form
    9,848.35/13,574.64 = 6,858.99/x
  3. Step 3: Cross multiply
    9,848.35x = 13,574.64 × 6,858.99
  4. Step 4: Simplify right side
    9,848.35x = 93,108,326.24
  5. Step 5: Solve for x
    x = 93,108,326.24/9,848.35
  6. Step 6: Final answer
    x = 9,454.21

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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.