Home / 3,001.42-4,502.58-1,053.28

Finding the Fourth Proportional to 3,001.42, 4,502.58 and 1,053.28

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Solution

The fourth proportional to 3,001.42, 4,502.58 and 1,053.28 is: 1,580.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.42 : 4,502.58 = 1,053.28 : x
  2. Step 2: Convert to fraction form
    3,001.42/4,502.58 = 1,053.28/x
  3. Step 3: Cross multiply
    3,001.42x = 4,502.58 × 1,053.28
  4. Step 4: Simplify right side
    3,001.42x = 4,742,477.46
  5. Step 5: Solve for x
    x = 4,742,477.46/3,001.42
  6. Step 6: Final answer
    x = 1,580.08

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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.