Home / 2,436.30-3,655.13-975.47

Finding the Fourth Proportional to 2,436.30, 3,655.13 and 975.47

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Solution

The fourth proportional to 2,436.30, 3,655.13 and 975.47 is: 1,463.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.30 : 3,655.13 = 975.47 : x
  2. Step 2: Convert to fraction form
    2,436.30/3,655.13 = 975.47/x
  3. Step 3: Cross multiply
    2,436.30x = 3,655.13 × 975.47
  4. Step 4: Simplify right side
    2,436.30x = 3,565,446.51
  5. Step 5: Solve for x
    x = 3,565,446.51/2,436.30
  6. Step 6: Final answer
    x = 1,463.47

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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.