Home / 10,356.63-15,530.13-3,335.34

Finding the Fourth Proportional to 10,356.63, 15,530.13 and 3,335.34

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Solution

The fourth proportional to 10,356.63, 15,530.13 and 3,335.34 is: 5,001.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.63 : 15,530.13 = 3,335.34 : x
  2. Step 2: Convert to fraction form
    10,356.63/15,530.13 = 3,335.34/x
  3. Step 3: Cross multiply
    10,356.63x = 15,530.13 × 3,335.34
  4. Step 4: Simplify right side
    10,356.63x = 51,798,263.79
  5. Step 5: Solve for x
    x = 51,798,263.79/10,356.63
  6. Step 6: Final answer
    x = 5,001.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.