Home / 5,970.36-8,955.99-1,587.69

Finding the Fourth Proportional to 5,970.36, 8,955.99 and 1,587.69

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Solution

The fourth proportional to 5,970.36, 8,955.99 and 1,587.69 is: 2,381.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.36 : 8,955.99 = 1,587.69 : x
  2. Step 2: Convert to fraction form
    5,970.36/8,955.99 = 1,587.69/x
  3. Step 3: Cross multiply
    5,970.36x = 8,955.99 × 1,587.69
  4. Step 4: Simplify right side
    5,970.36x = 14,219,335.76
  5. Step 5: Solve for x
    x = 14,219,335.76/5,970.36
  6. Step 6: Final answer
    x = 2,381.65

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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.