Home / 8,763.36-13,154.40-4,875.36

Finding the Fourth Proportional to 8,763.36, 13,154.40 and 4,875.36

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Solution

The fourth proportional to 8,763.36, 13,154.40 and 4,875.36 is: 7,318.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763.36 : 13,154.40 = 4,875.36 : x
  2. Step 2: Convert to fraction form
    8,763.36/13,154.40 = 4,875.36/x
  3. Step 3: Cross multiply
    8,763.36x = 13,154.40 × 4,875.36
  4. Step 4: Simplify right side
    8,763.36x = 64,132,435.58
  5. Step 5: Solve for x
    x = 64,132,435.58/8,763.36
  6. Step 6: Final answer
    x = 7,318.25

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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.