Home / 4,532.08-6,239.64-3,132.40

Finding the Fourth Proportional to 4,532.08, 6,239.64 and 3,132.40

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Solution

The fourth proportional to 4,532.08, 6,239.64 and 3,132.40 is: 4,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,532.08 : 6,239.64 = 3,132.40 : x
  2. Step 2: Convert to fraction form
    4,532.08/6,239.64 = 3,132.40/x
  3. Step 3: Cross multiply
    4,532.08x = 6,239.64 × 3,132.40
  4. Step 4: Simplify right side
    4,532.08x = 19,545,048.34
  5. Step 5: Solve for x
    x = 19,545,048.34/4,532.08
  6. Step 6: Final answer
    x = 4,312.60

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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.