Home / 5,607.16-8,411.72-2,318.41

Finding the Fourth Proportional to 5,607.16, 8,411.72 and 2,318.41

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Solution

The fourth proportional to 5,607.16, 8,411.72 and 2,318.41 is: 3,478.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.16 : 8,411.72 = 2,318.41 : x
  2. Step 2: Convert to fraction form
    5,607.16/8,411.72 = 2,318.41/x
  3. Step 3: Cross multiply
    5,607.16x = 8,411.72 × 2,318.41
  4. Step 4: Simplify right side
    5,607.16x = 19,501,779.50
  5. Step 5: Solve for x
    x = 19,501,779.50/5,607.16
  6. Step 6: Final answer
    x = 3,478.02

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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.