Home / 4,999.76-6,898.56-2,875.16

Finding the Fourth Proportional to 4,999.76, 6,898.56 and 2,875.16

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Solution

The fourth proportional to 4,999.76, 6,898.56 and 2,875.16 is: 3,967.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.76 : 6,898.56 = 2,875.16 : x
  2. Step 2: Convert to fraction form
    4,999.76/6,898.56 = 2,875.16/x
  3. Step 3: Cross multiply
    4,999.76x = 6,898.56 × 2,875.16
  4. Step 4: Simplify right side
    4,999.76x = 19,834,463.77
  5. Step 5: Solve for x
    x = 19,834,463.77/4,999.76
  6. Step 6: Final answer
    x = 3,967.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.