Home / 8,858.80-13,263.36-5,931.52

Finding the Fourth Proportional to 8,858.80, 13,263.36 and 5,931.52

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Solution

The fourth proportional to 8,858.80, 13,263.36 and 5,931.52 is: 8,880.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.80 : 13,263.36 = 5,931.52 : x
  2. Step 2: Convert to fraction form
    8,858.80/13,263.36 = 5,931.52/x
  3. Step 3: Cross multiply
    8,858.80x = 13,263.36 × 5,931.52
  4. Step 4: Simplify right side
    8,858.80x = 78,671,885.11
  5. Step 5: Solve for x
    x = 78,671,885.11/8,858.80
  6. Step 6: Final answer
    x = 8,880.65

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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.