Home / 1,875.89-2,814.14-577.36

Finding the Fourth Proportional to 1,875.89, 2,814.14 and 577.36

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Solution

The fourth proportional to 1,875.89, 2,814.14 and 577.36 is: 866.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.89 : 2,814.14 = 577.36 : x
  2. Step 2: Convert to fraction form
    1,875.89/2,814.14 = 577.36/x
  3. Step 3: Cross multiply
    1,875.89x = 2,814.14 × 577.36
  4. Step 4: Simplify right side
    1,875.89x = 1,624,776.83
  5. Step 5: Solve for x
    x = 1,624,776.83/1,875.89
  6. Step 6: Final answer
    x = 866.14

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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.