Home / 1,583.15-2,368.65-1,036.40

Finding the Fourth Proportional to 1,583.15, 2,368.65 and 1,036.40

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Solution

The fourth proportional to 1,583.15, 2,368.65 and 1,036.40 is: 1,550.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583.15 : 2,368.65 = 1,036.40 : x
  2. Step 2: Convert to fraction form
    1,583.15/2,368.65 = 1,036.40/x
  3. Step 3: Cross multiply
    1,583.15x = 2,368.65 × 1,036.40
  4. Step 4: Simplify right side
    1,583.15x = 2,454,868.86
  5. Step 5: Solve for x
    x = 2,454,868.86/1,583.15
  6. Step 6: Final answer
    x = 1,550.62

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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.