Home / 6,389.29-9,583.93-2,875.19

Finding the Fourth Proportional to 6,389.29, 9,583.93 and 2,875.19

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Solution

The fourth proportional to 6,389.29, 9,583.93 and 2,875.19 is: 4,312.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389.29 : 9,583.93 = 2,875.19 : x
  2. Step 2: Convert to fraction form
    6,389.29/9,583.93 = 2,875.19/x
  3. Step 3: Cross multiply
    6,389.29x = 9,583.93 × 2,875.19
  4. Step 4: Simplify right side
    6,389.29x = 27,555,557.40
  5. Step 5: Solve for x
    x = 27,555,557.40/6,389.29
  6. Step 6: Final answer
    x = 4,312.78

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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.