Home / 8,973.77-13,427.85-5,277.74

Finding the Fourth Proportional to 8,973.77, 13,427.85 and 5,277.74

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Solution

The fourth proportional to 8,973.77, 13,427.85 and 5,277.74 is: 7,897.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.77 : 13,427.85 = 5,277.74 : x
  2. Step 2: Convert to fraction form
    8,973.77/13,427.85 = 5,277.74/x
  3. Step 3: Cross multiply
    8,973.77x = 13,427.85 × 5,277.74
  4. Step 4: Simplify right side
    8,973.77x = 70,868,701.06
  5. Step 5: Solve for x
    x = 70,868,701.06/8,973.77
  6. Step 6: Final answer
    x = 7,897.32

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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.