Home / 3,590.19-5,381.69-1,510.70

Finding the Fourth Proportional to 3,590.19, 5,381.69 and 1,510.70

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Solution

The fourth proportional to 3,590.19, 5,381.69 and 1,510.70 is: 2,264.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.19 : 5,381.69 = 1,510.70 : x
  2. Step 2: Convert to fraction form
    3,590.19/5,381.69 = 1,510.70/x
  3. Step 3: Cross multiply
    3,590.19x = 5,381.69 × 1,510.70
  4. Step 4: Simplify right side
    3,590.19x = 8,130,084.62
  5. Step 5: Solve for x
    x = 8,130,084.62/3,590.19
  6. Step 6: Final answer
    x = 2,264.53

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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.