Home / 7,545.02-11,315.77-2,865.51

Finding the Fourth Proportional to 7,545.02, 11,315.77 and 2,865.51

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Solution

The fourth proportional to 7,545.02, 11,315.77 and 2,865.51 is: 4,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.02 : 11,315.77 = 2,865.51 : x
  2. Step 2: Convert to fraction form
    7,545.02/11,315.77 = 2,865.51/x
  3. Step 3: Cross multiply
    7,545.02x = 11,315.77 × 2,865.51
  4. Step 4: Simplify right side
    7,545.02x = 32,425,444.93
  5. Step 5: Solve for x
    x = 32,425,444.93/7,545.02
  6. Step 6: Final answer
    x = 4,297.60

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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.