Home / 10,053.60-15,075-3,477.84

Finding the Fourth Proportional to 10,053.60, 15,075 and 3,477.84

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Solution

The fourth proportional to 10,053.60, 15,075 and 3,477.84 is: 5,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.60 : 15,075 = 3,477.84 : x
  2. Step 2: Convert to fraction form
    10,053.60/15,075 = 3,477.84/x
  3. Step 3: Cross multiply
    10,053.60x = 15,075 × 3,477.84
  4. Step 4: Simplify right side
    10,053.60x = 52,428,438
  5. Step 5: Solve for x
    x = 52,428,438/10,053.60
  6. Step 6: Final answer
    x = 5,214.89

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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.