Home / 4,360.86-6,545.40-1,590.21

Finding the Fourth Proportional to 4,360.86, 6,545.40 and 1,590.21

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Solution

The fourth proportional to 4,360.86, 6,545.40 and 1,590.21 is: 2,386.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360.86 : 6,545.40 = 1,590.21 : x
  2. Step 2: Convert to fraction form
    4,360.86/6,545.40 = 1,590.21/x
  3. Step 3: Cross multiply
    4,360.86x = 6,545.40 × 1,590.21
  4. Step 4: Simplify right side
    4,360.86x = 10,408,560.53
  5. Step 5: Solve for x
    x = 10,408,560.53/4,360.86
  6. Step 6: Final answer
    x = 2,386.81

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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.