Home / 10,026.87-13,837.40-5,777.58

Finding the Fourth Proportional to 10,026.87, 13,837.40 and 5,777.58

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Solution

The fourth proportional to 10,026.87, 13,837.40 and 5,777.58 is: 7,973.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,026.87 : 13,837.40 = 5,777.58 : x
  2. Step 2: Convert to fraction form
    10,026.87/13,837.40 = 5,777.58/x
  3. Step 3: Cross multiply
    10,026.87x = 13,837.40 × 5,777.58
  4. Step 4: Simplify right side
    10,026.87x = 79,946,730.16
  5. Step 5: Solve for x
    x = 79,946,730.16/10,026.87
  6. Step 6: Final answer
    x = 7,973.25

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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.