Home / 9,510.12-13,102.02-6,852.78

Finding the Fourth Proportional to 9,510.12, 13,102.02 and 6,852.78

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Solution

The fourth proportional to 9,510.12, 13,102.02 and 6,852.78 is: 9,441.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,510.12 : 13,102.02 = 6,852.78 : x
  2. Step 2: Convert to fraction form
    9,510.12/13,102.02 = 6,852.78/x
  3. Step 3: Cross multiply
    9,510.12x = 13,102.02 × 6,852.78
  4. Step 4: Simplify right side
    9,510.12x = 89,785,260.62
  5. Step 5: Solve for x
    x = 89,785,260.62/9,510.12
  6. Step 6: Final answer
    x = 9,441.02

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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.