Home / 10,429.13-14,385.57-6,844.32

Finding the Fourth Proportional to 10,429.13, 14,385.57 and 6,844.32

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Solution

The fourth proportional to 10,429.13, 14,385.57 and 6,844.32 is: 9,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429.13 : 14,385.57 = 6,844.32 : x
  2. Step 2: Convert to fraction form
    10,429.13/14,385.57 = 6,844.32/x
  3. Step 3: Cross multiply
    10,429.13x = 14,385.57 × 6,844.32
  4. Step 4: Simplify right side
    10,429.13x = 98,459,444.46
  5. Step 5: Solve for x
    x = 98,459,444.46/10,429.13
  6. Step 6: Final answer
    x = 9,440.81

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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.