Home / 5,276.18-7,281.86-3,038.00

Finding the Fourth Proportional to 5,276.18, 7,281.86 and 3,038.00

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Solution

The fourth proportional to 5,276.18, 7,281.86 and 3,038.00 is: 4,192.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.18 : 7,281.86 = 3,038.00 : x
  2. Step 2: Convert to fraction form
    5,276.18/7,281.86 = 3,038.00/x
  3. Step 3: Cross multiply
    5,276.18x = 7,281.86 × 3,038.00
  4. Step 4: Simplify right side
    5,276.18x = 22,122,239.08
  5. Step 5: Solve for x
    x = 22,122,239.08/5,276.18
  6. Step 6: Final answer
    x = 4,192.86

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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.