Home / 10,511.20-14,506.16-6,036.40

Finding the Fourth Proportional to 10,511.20, 14,506.16 and 6,036.40

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Solution

The fourth proportional to 10,511.20, 14,506.16 and 6,036.40 is: 8,330.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,511.20 : 14,506.16 = 6,036.40 : x
  2. Step 2: Convert to fraction form
    10,511.20/14,506.16 = 6,036.40/x
  3. Step 3: Cross multiply
    10,511.20x = 14,506.16 × 6,036.40
  4. Step 4: Simplify right side
    10,511.20x = 87,564,984.22
  5. Step 5: Solve for x
    x = 87,564,984.22/10,511.20
  6. Step 6: Final answer
    x = 8,330.64

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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.