Home / 10,370.95-14,311.87-5,655.23

Finding the Fourth Proportional to 10,370.95, 14,311.87 and 5,655.23

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Solution

The fourth proportional to 10,370.95, 14,311.87 and 5,655.23 is: 7,804.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.95 : 14,311.87 = 5,655.23 : x
  2. Step 2: Convert to fraction form
    10,370.95/14,311.87 = 5,655.23/x
  3. Step 3: Cross multiply
    10,370.95x = 14,311.87 × 5,655.23
  4. Step 4: Simplify right side
    10,370.95x = 80,936,916.58
  5. Step 5: Solve for x
    x = 80,936,916.58/10,370.95
  6. Step 6: Final answer
    x = 7,804.20

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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.