Home / 10,548.99-15,822.93-3,153.51

Finding the Fourth Proportional to 10,548.99, 15,822.93 and 3,153.51

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Solution

The fourth proportional to 10,548.99, 15,822.93 and 3,153.51 is: 4,730.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,548.99 : 15,822.93 = 3,153.51 : x
  2. Step 2: Convert to fraction form
    10,548.99/15,822.93 = 3,153.51/x
  3. Step 3: Cross multiply
    10,548.99x = 15,822.93 × 3,153.51
  4. Step 4: Simplify right side
    10,548.99x = 49,897,767.98
  5. Step 5: Solve for x
    x = 49,897,767.98/10,548.99
  6. Step 6: Final answer
    x = 4,730.10

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Double scale
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Similar ratio
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1.5x scale

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.