Home / 1,973.90-2,953.54-1,582.70

Finding the Fourth Proportional to 1,973.90, 2,953.54 and 1,582.70

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Solution

The fourth proportional to 1,973.90, 2,953.54 and 1,582.70 is: 2,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.90 : 2,953.54 = 1,582.70 : x
  2. Step 2: Convert to fraction form
    1,973.90/2,953.54 = 1,582.70/x
  3. Step 3: Cross multiply
    1,973.90x = 2,953.54 × 1,582.70
  4. Step 4: Simplify right side
    1,973.90x = 4,674,559.84
  5. Step 5: Solve for x
    x = 4,674,559.84/1,973.90
  6. Step 6: Final answer
    x = 2,368.19

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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.