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Finding the Fourth Proportional to 9,017.96, 13,526.94 and 4,397

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Solution

The fourth proportional to 9,017.96, 13,526.94 and 4,397 is: 6,595.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,017.96 : 13,526.94 = 4,397 : x
  2. Step 2: Convert to fraction form
    9,017.96/13,526.94 = 4,397/x
  3. Step 3: Cross multiply
    9,017.96x = 13,526.94 × 4,397
  4. Step 4: Simplify right side
    9,017.96x = 59,477,955.18
  5. Step 5: Solve for x
    x = 59,477,955.18/9,017.96
  6. Step 6: Final answer
    x = 6,595.50

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Double scale
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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.