Home / 11,030.04-15,205.32-9,037.44

Finding the Fourth Proportional to 11,030.04, 15,205.32 and 9,037.44

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Solution

The fourth proportional to 11,030.04, 15,205.32 and 9,037.44 is: 12,458.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.04 : 15,205.32 = 9,037.44 : x
  2. Step 2: Convert to fraction form
    11,030.04/15,205.32 = 9,037.44/x
  3. Step 3: Cross multiply
    11,030.04x = 15,205.32 × 9,037.44
  4. Step 4: Simplify right side
    11,030.04x = 137,417,167.18
  5. Step 5: Solve for x
    x = 137,417,167.18/11,030.04
  6. Step 6: Final answer
    x = 12,458.45

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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.