Home / 10,188.12-14,065.74-6,657.24

Finding the Fourth Proportional to 10,188.12, 14,065.74 and 6,657.24

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Solution

The fourth proportional to 10,188.12, 14,065.74 and 6,657.24 is: 9,191.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188.12 : 14,065.74 = 6,657.24 : x
  2. Step 2: Convert to fraction form
    10,188.12/14,065.74 = 6,657.24/x
  3. Step 3: Cross multiply
    10,188.12x = 14,065.74 × 6,657.24
  4. Step 4: Simplify right side
    10,188.12x = 93,639,006.96
  5. Step 5: Solve for x
    x = 93,639,006.96/10,188.12
  6. Step 6: Final answer
    x = 9,191.00

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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.