Home / 10,644.39-14,671.26-7,281.41

Finding the Fourth Proportional to 10,644.39, 14,671.26 and 7,281.41

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Solution

The fourth proportional to 10,644.39, 14,671.26 and 7,281.41 is: 10,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.39 : 14,671.26 = 7,281.41 : x
  2. Step 2: Convert to fraction form
    10,644.39/14,671.26 = 7,281.41/x
  3. Step 3: Cross multiply
    10,644.39x = 14,671.26 × 7,281.41
  4. Step 4: Simplify right side
    10,644.39x = 106,827,385.92
  5. Step 5: Solve for x
    x = 106,827,385.92/10,644.39
  6. Step 6: Final answer
    x = 10,036.03

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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.