Home / 5,663.16-8,488.98-2,378.52

Finding the Fourth Proportional to 5,663.16, 8,488.98 and 2,378.52

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Solution

The fourth proportional to 5,663.16, 8,488.98 and 2,378.52 is: 3,565.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.16 : 8,488.98 = 2,378.52 : x
  2. Step 2: Convert to fraction form
    5,663.16/8,488.98 = 2,378.52/x
  3. Step 3: Cross multiply
    5,663.16x = 8,488.98 × 2,378.52
  4. Step 4: Simplify right side
    5,663.16x = 20,191,208.71
  5. Step 5: Solve for x
    x = 20,191,208.71/5,663.16
  6. Step 6: Final answer
    x = 3,565.36

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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.