Home / 5,442.96-8,165.52-1,547.52

Finding the Fourth Proportional to 5,442.96, 8,165.52 and 1,547.52

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Solution

The fourth proportional to 5,442.96, 8,165.52 and 1,547.52 is: 2,321.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.96 : 8,165.52 = 1,547.52 : x
  2. Step 2: Convert to fraction form
    5,442.96/8,165.52 = 1,547.52/x
  3. Step 3: Cross multiply
    5,442.96x = 8,165.52 × 1,547.52
  4. Step 4: Simplify right side
    5,442.96x = 12,636,305.51
  5. Step 5: Solve for x
    x = 12,636,305.51/5,442.96
  6. Step 6: Final answer
    x = 2,321.59

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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.