Home / 10,461.42-14,437.44-7,318.62

Finding the Fourth Proportional to 10,461.42, 14,437.44 and 7,318.62

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Solution

The fourth proportional to 10,461.42, 14,437.44 and 7,318.62 is: 10,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,461.42 : 14,437.44 = 7,318.62 : x
  2. Step 2: Convert to fraction form
    10,461.42/14,437.44 = 7,318.62/x
  3. Step 3: Cross multiply
    10,461.42x = 14,437.44 × 7,318.62
  4. Step 4: Simplify right side
    10,461.42x = 105,662,137.13
  5. Step 5: Solve for x
    x = 105,662,137.13/10,461.42
  6. Step 6: Final answer
    x = 10,100.17

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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.