Home / 8,888.46-12,264.62-5,302.32

Finding the Fourth Proportional to 8,888.46, 12,264.62 and 5,302.32

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Solution

The fourth proportional to 8,888.46, 12,264.62 and 5,302.32 is: 7,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.46 : 12,264.62 = 5,302.32 : x
  2. Step 2: Convert to fraction form
    8,888.46/12,264.62 = 5,302.32/x
  3. Step 3: Cross multiply
    8,888.46x = 12,264.62 × 5,302.32
  4. Step 4: Simplify right side
    8,888.46x = 65,030,913.41
  5. Step 5: Solve for x
    x = 65,030,913.41/8,888.46
  6. Step 6: Final answer
    x = 7,316.33

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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.