Home / 5,030.40-7,545.33-1,332.75

Finding the Fourth Proportional to 5,030.40, 7,545.33 and 1,332.75

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Solution

The fourth proportional to 5,030.40, 7,545.33 and 1,332.75 is: 1,999.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.40 : 7,545.33 = 1,332.75 : x
  2. Step 2: Convert to fraction form
    5,030.40/7,545.33 = 1,332.75/x
  3. Step 3: Cross multiply
    5,030.40x = 7,545.33 × 1,332.75
  4. Step 4: Simplify right side
    5,030.40x = 10,056,038.56
  5. Step 5: Solve for x
    x = 10,056,038.56/5,030.40
  6. Step 6: Final answer
    x = 1,999.05

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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.