Home / 7,396.02-10,206.53-4,038.90

Finding the Fourth Proportional to 7,396.02, 10,206.53 and 4,038.90

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Solution

The fourth proportional to 7,396.02, 10,206.53 and 4,038.90 is: 5,573.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,396.02 : 10,206.53 = 4,038.90 : x
  2. Step 2: Convert to fraction form
    7,396.02/10,206.53 = 4,038.90/x
  3. Step 3: Cross multiply
    7,396.02x = 10,206.53 × 4,038.90
  4. Step 4: Simplify right side
    7,396.02x = 41,223,133.82
  5. Step 5: Solve for x
    x = 41,223,133.82/7,396.02
  6. Step 6: Final answer
    x = 5,573.69

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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.