Home / 10,447.06-14,417.58-6,904.12

Finding the Fourth Proportional to 10,447.06, 14,417.58 and 6,904.12

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Solution

The fourth proportional to 10,447.06, 14,417.58 and 6,904.12 is: 9,528.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.06 : 14,417.58 = 6,904.12 : x
  2. Step 2: Convert to fraction form
    10,447.06/14,417.58 = 6,904.12/x
  3. Step 3: Cross multiply
    10,447.06x = 14,417.58 × 6,904.12
  4. Step 4: Simplify right side
    10,447.06x = 99,540,702.43
  5. Step 5: Solve for x
    x = 99,540,702.43/10,447.06
  6. Step 6: Final answer
    x = 9,528.11

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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.