Home / 11,154.04-15,392.59-6,118.30

Finding the Fourth Proportional to 11,154.04, 15,392.59 and 6,118.30

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Solution

The fourth proportional to 11,154.04, 15,392.59 and 6,118.30 is: 8,443.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154.04 : 15,392.59 = 6,118.30 : x
  2. Step 2: Convert to fraction form
    11,154.04/15,392.59 = 6,118.30/x
  3. Step 3: Cross multiply
    11,154.04x = 15,392.59 × 6,118.30
  4. Step 4: Simplify right side
    11,154.04x = 94,176,483.40
  5. Step 5: Solve for x
    x = 94,176,483.40/11,154.04
  6. Step 6: Final answer
    x = 8,443.26

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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.