Home / 10,153.64-14,012.33-5,677.58

Finding the Fourth Proportional to 10,153.64, 14,012.33 and 5,677.58

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Solution

The fourth proportional to 10,153.64, 14,012.33 and 5,677.58 is: 7,835.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.64 : 14,012.33 = 5,677.58 : x
  2. Step 2: Convert to fraction form
    10,153.64/14,012.33 = 5,677.58/x
  3. Step 3: Cross multiply
    10,153.64x = 14,012.33 × 5,677.58
  4. Step 4: Simplify right side
    10,153.64x = 79,556,026.11
  5. Step 5: Solve for x
    x = 79,556,026.11/10,153.64
  6. Step 6: Final answer
    x = 7,835.23

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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.