Home / 4,031.72-5,564.04-2,239.40

Finding the Fourth Proportional to 4,031.72, 5,564.04 and 2,239.40

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Solution

The fourth proportional to 4,031.72, 5,564.04 and 2,239.40 is: 3,090.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.72 : 5,564.04 = 2,239.40 : x
  2. Step 2: Convert to fraction form
    4,031.72/5,564.04 = 2,239.40/x
  3. Step 3: Cross multiply
    4,031.72x = 5,564.04 × 2,239.40
  4. Step 4: Simplify right side
    4,031.72x = 12,460,111.18
  5. Step 5: Solve for x
    x = 12,460,111.18/4,031.72
  6. Step 6: Final answer
    x = 3,090.52

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1.5x scale

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.