Home / 8,810.91-12,157.50-5,032.35

Finding the Fourth Proportional to 8,810.91, 12,157.50 and 5,032.35

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Solution

The fourth proportional to 8,810.91, 12,157.50 and 5,032.35 is: 6,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810.91 : 12,157.50 = 5,032.35 : x
  2. Step 2: Convert to fraction form
    8,810.91/12,157.50 = 5,032.35/x
  3. Step 3: Cross multiply
    8,810.91x = 12,157.50 × 5,032.35
  4. Step 4: Simplify right side
    8,810.91x = 61,180,795.13
  5. Step 5: Solve for x
    x = 61,180,795.13/8,810.91
  6. Step 6: Final answer
    x = 6,943.75

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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.