Home / 2,870.53-4,294.45-2,050.81

Finding the Fourth Proportional to 2,870.53, 4,294.45 and 2,050.81

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Solution

The fourth proportional to 2,870.53, 4,294.45 and 2,050.81 is: 3,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870.53 : 4,294.45 = 2,050.81 : x
  2. Step 2: Convert to fraction form
    2,870.53/4,294.45 = 2,050.81/x
  3. Step 3: Cross multiply
    2,870.53x = 4,294.45 × 2,050.81
  4. Step 4: Simplify right side
    2,870.53x = 8,807,101.00
  5. Step 5: Solve for x
    x = 8,807,101.00/2,870.53
  6. Step 6: Final answer
    x = 3,068.11

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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.