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Finding the Fourth Proportional to 10,599.80, 14,618.94 and 7,953.08

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Solution

The fourth proportional to 10,599.80, 14,618.94 and 7,953.08 is: 10,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,599.80 : 14,618.94 = 7,953.08 : x
  2. Step 2: Convert to fraction form
    10,599.80/14,618.94 = 7,953.08/x
  3. Step 3: Cross multiply
    10,599.80x = 14,618.94 × 7,953.08
  4. Step 4: Simplify right side
    10,599.80x = 116,265,599.34
  5. Step 5: Solve for x
    x = 116,265,599.34/10,599.80
  6. Step 6: Final answer
    x = 10,968.66

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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.