Home / 7,317.29-10,977.69-2,386.95

Finding the Fourth Proportional to 7,317.29, 10,977.69 and 2,386.95

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Solution

The fourth proportional to 7,317.29, 10,977.69 and 2,386.95 is: 3,581.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.29 : 10,977.69 = 2,386.95 : x
  2. Step 2: Convert to fraction form
    7,317.29/10,977.69 = 2,386.95/x
  3. Step 3: Cross multiply
    7,317.29x = 10,977.69 × 2,386.95
  4. Step 4: Simplify right side
    7,317.29x = 26,203,197.15
  5. Step 5: Solve for x
    x = 26,203,197.15/7,317.29
  6. Step 6: Final answer
    x = 3,581.00

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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.