Home / 5,690.48-8,530.51-4,818.59

Finding the Fourth Proportional to 5,690.48, 8,530.51 and 4,818.59

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Solution

The fourth proportional to 5,690.48, 8,530.51 and 4,818.59 is: 7,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.48 : 8,530.51 = 4,818.59 : x
  2. Step 2: Convert to fraction form
    5,690.48/8,530.51 = 4,818.59/x
  3. Step 3: Cross multiply
    5,690.48x = 8,530.51 × 4,818.59
  4. Step 4: Simplify right side
    5,690.48x = 41,105,030.18
  5. Step 5: Solve for x
    x = 41,105,030.18/5,690.48
  6. Step 6: Final answer
    x = 7,223.47

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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.