Home / 9,937.10-14,917.80-5,498.30

Finding the Fourth Proportional to 9,937.10, 14,917.80 and 5,498.30

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Solution

The fourth proportional to 9,937.10, 14,917.80 and 5,498.30 is: 8,254.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,937.10 : 14,917.80 = 5,498.30 : x
  2. Step 2: Convert to fraction form
    9,937.10/14,917.80 = 5,498.30/x
  3. Step 3: Cross multiply
    9,937.10x = 14,917.80 × 5,498.30
  4. Step 4: Simplify right side
    9,937.10x = 82,022,539.74
  5. Step 5: Solve for x
    x = 82,022,539.74/9,937.10
  6. Step 6: Final answer
    x = 8,254.17

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1.5x scale

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.