Home / 2,870.13-4,294.32-1,700.76

Finding the Fourth Proportional to 2,870.13, 4,294.32 and 1,700.76

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Solution

The fourth proportional to 2,870.13, 4,294.32 and 1,700.76 is: 2,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870.13 : 4,294.32 = 1,700.76 : x
  2. Step 2: Convert to fraction form
    2,870.13/4,294.32 = 1,700.76/x
  3. Step 3: Cross multiply
    2,870.13x = 4,294.32 × 1,700.76
  4. Step 4: Simplify right side
    2,870.13x = 7,303,607.68
  5. Step 5: Solve for x
    x = 7,303,607.68/2,870.13
  6. Step 6: Final answer
    x = 2,544.70

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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.