Home / 1,580.04-2,368.10-1,003.08

Finding the Fourth Proportional to 1,580.04, 2,368.10 and 1,003.08

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Solution

The fourth proportional to 1,580.04, 2,368.10 and 1,003.08 is: 1,503.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580.04 : 2,368.10 = 1,003.08 : x
  2. Step 2: Convert to fraction form
    1,580.04/2,368.10 = 1,003.08/x
  3. Step 3: Cross multiply
    1,580.04x = 2,368.10 × 1,003.08
  4. Step 4: Simplify right side
    1,580.04x = 2,375,393.75
  5. Step 5: Solve for x
    x = 2,375,393.75/1,580.04
  6. Step 6: Final answer
    x = 1,503.38

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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.