Home / 4,710.15-7,065.22-1,788.45

Finding the Fourth Proportional to 4,710.15, 7,065.22 and 1,788.45

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Solution

The fourth proportional to 4,710.15, 7,065.22 and 1,788.45 is: 2,682.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.15 : 7,065.22 = 1,788.45 : x
  2. Step 2: Convert to fraction form
    4,710.15/7,065.22 = 1,788.45/x
  3. Step 3: Cross multiply
    4,710.15x = 7,065.22 × 1,788.45
  4. Step 4: Simplify right side
    4,710.15x = 12,635,792.71
  5. Step 5: Solve for x
    x = 12,635,792.71/4,710.15
  6. Step 6: Final answer
    x = 2,682.67

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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.