Home / 4,875.35-7,313.63-1,587.56

Finding the Fourth Proportional to 4,875.35, 7,313.63 and 1,587.56

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Solution

The fourth proportional to 4,875.35, 7,313.63 and 1,587.56 is: 2,381.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.35 : 7,313.63 = 1,587.56 : x
  2. Step 2: Convert to fraction form
    4,875.35/7,313.63 = 1,587.56/x
  3. Step 3: Cross multiply
    4,875.35x = 7,313.63 × 1,587.56
  4. Step 4: Simplify right side
    4,875.35x = 11,610,781.94
  5. Step 5: Solve for x
    x = 11,610,781.94/4,875.35
  6. Step 6: Final answer
    x = 2,381.53

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1.5x scale

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.