Home / 10,303.02-15,455.10-2,908.08

Finding the Fourth Proportional to 10,303.02, 15,455.10 and 2,908.08

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Solution

The fourth proportional to 10,303.02, 15,455.10 and 2,908.08 is: 4,362.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,303.02 : 15,455.10 = 2,908.08 : x
  2. Step 2: Convert to fraction form
    10,303.02/15,455.10 = 2,908.08/x
  3. Step 3: Cross multiply
    10,303.02x = 15,455.10 × 2,908.08
  4. Step 4: Simplify right side
    10,303.02x = 44,944,667.21
  5. Step 5: Solve for x
    x = 44,944,667.21/10,303.02
  6. Step 6: Final answer
    x = 4,362.28

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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.