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Finding the Fourth Proportional to 9,852.66, 13,598.21 and 9,528.66

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Solution

The fourth proportional to 9,852.66, 13,598.21 and 9,528.66 is: 13,151.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,852.66 : 13,598.21 = 9,528.66 : x
  2. Step 2: Convert to fraction form
    9,852.66/13,598.21 = 9,528.66/x
  3. Step 3: Cross multiply
    9,852.66x = 13,598.21 × 9,528.66
  4. Step 4: Simplify right side
    9,852.66x = 129,572,719.70
  5. Step 5: Solve for x
    x = 129,572,719.70/9,852.66
  6. Step 6: Final answer
    x = 13,151.04

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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.