Home / 1,869.48-2,580.01-1,030.19

Finding the Fourth Proportional to 1,869.48, 2,580.01 and 1,030.19

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Solution

The fourth proportional to 1,869.48, 2,580.01 and 1,030.19 is: 1,421.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869.48 : 2,580.01 = 1,030.19 : x
  2. Step 2: Convert to fraction form
    1,869.48/2,580.01 = 1,030.19/x
  3. Step 3: Cross multiply
    1,869.48x = 2,580.01 × 1,030.19
  4. Step 4: Simplify right side
    1,869.48x = 2,657,900.50
  5. Step 5: Solve for x
    x = 2,657,900.50/1,869.48
  6. Step 6: Final answer
    x = 1,421.73

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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.