Home / 1,875.84-2,588.61-1,130.41

Finding the Fourth Proportional to 1,875.84, 2,588.61 and 1,130.41

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Solution

The fourth proportional to 1,875.84, 2,588.61 and 1,130.41 is: 1,559.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.84 : 2,588.61 = 1,130.41 : x
  2. Step 2: Convert to fraction form
    1,875.84/2,588.61 = 1,130.41/x
  3. Step 3: Cross multiply
    1,875.84x = 2,588.61 × 1,130.41
  4. Step 4: Simplify right side
    1,875.84x = 2,926,190.63
  5. Step 5: Solve for x
    x = 2,926,190.63/1,875.84
  6. Step 6: Final answer
    x = 1,559.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.