Home / 1,587.52-2,368.74-1,570.96

Finding the Fourth Proportional to 1,587.52, 2,368.74 and 1,570.96

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Solution

The fourth proportional to 1,587.52, 2,368.74 and 1,570.96 is: 2,344.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587.52 : 2,368.74 = 1,570.96 : x
  2. Step 2: Convert to fraction form
    1,587.52/2,368.74 = 1,570.96/x
  3. Step 3: Cross multiply
    1,587.52x = 2,368.74 × 1,570.96
  4. Step 4: Simplify right side
    1,587.52x = 3,721,195.79
  5. Step 5: Solve for x
    x = 3,721,195.79/1,587.52
  6. Step 6: Final answer
    x = 2,344.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.