Home / 1,501.51-2,252.40-577.03

Finding the Fourth Proportional to 1,501.51, 2,252.40 and 577.03

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Solution

The fourth proportional to 1,501.51, 2,252.40 and 577.03 is: 865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.51 : 2,252.40 = 577.03 : x
  2. Step 2: Convert to fraction form
    1,501.51/2,252.40 = 577.03/x
  3. Step 3: Cross multiply
    1,501.51x = 2,252.40 × 577.03
  4. Step 4: Simplify right side
    1,501.51x = 1,299,702.37
  5. Step 5: Solve for x
    x = 1,299,702.37/1,501.51
  6. Step 6: Final answer
    x = 865.60

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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.