Home / 8,316.18-11,476.23-4,779.12

Finding the Fourth Proportional to 8,316.18, 11,476.23 and 4,779.12

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Solution

The fourth proportional to 8,316.18, 11,476.23 and 4,779.12 is: 6,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.18 : 11,476.23 = 4,779.12 : x
  2. Step 2: Convert to fraction form
    8,316.18/11,476.23 = 4,779.12/x
  3. Step 3: Cross multiply
    8,316.18x = 11,476.23 × 4,779.12
  4. Step 4: Simplify right side
    8,316.18x = 54,846,280.32
  5. Step 5: Solve for x
    x = 54,846,280.32/8,316.18
  6. Step 6: Final answer
    x = 6,595.13

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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.