Home / 9,914.80-13,688.58-6,562.28

Finding the Fourth Proportional to 9,914.80, 13,688.58 and 6,562.28

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Solution

The fourth proportional to 9,914.80, 13,688.58 and 6,562.28 is: 9,060.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,914.80 : 13,688.58 = 6,562.28 : x
  2. Step 2: Convert to fraction form
    9,914.80/13,688.58 = 6,562.28/x
  3. Step 3: Cross multiply
    9,914.80x = 13,688.58 × 6,562.28
  4. Step 4: Simplify right side
    9,914.80x = 89,828,294.76
  5. Step 5: Solve for x
    x = 89,828,294.76/9,914.80
  6. Step 6: Final answer
    x = 9,060.02

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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.