Home / 10,368.59-15,548.20-2,971.35

Finding the Fourth Proportional to 10,368.59, 15,548.20 and 2,971.35

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Solution

The fourth proportional to 10,368.59, 15,548.20 and 2,971.35 is: 4,455.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.59 : 15,548.20 = 2,971.35 : x
  2. Step 2: Convert to fraction form
    10,368.59/15,548.20 = 2,971.35/x
  3. Step 3: Cross multiply
    10,368.59x = 15,548.20 × 2,971.35
  4. Step 4: Simplify right side
    10,368.59x = 46,199,144.07
  5. Step 5: Solve for x
    x = 46,199,144.07/10,368.59
  6. Step 6: Final answer
    x = 4,455.68

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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.