Home / 7,332.18-10,998.29-1,785.52

Finding the Fourth Proportional to 7,332.18, 10,998.29 and 1,785.52

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Solution

The fourth proportional to 7,332.18, 10,998.29 and 1,785.52 is: 2,678.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.18 : 10,998.29 = 1,785.52 : x
  2. Step 2: Convert to fraction form
    7,332.18/10,998.29 = 1,785.52/x
  3. Step 3: Cross multiply
    7,332.18x = 10,998.29 × 1,785.52
  4. Step 4: Simplify right side
    7,332.18x = 19,637,666.76
  5. Step 5: Solve for x
    x = 19,637,666.76/7,332.18
  6. Step 6: Final answer
    x = 2,678.28

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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.