Home / 12,590.08-18,885.02-4,692.33

Finding the Fourth Proportional to 12,590.08, 18,885.02 and 4,692.33

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Solution

The fourth proportional to 12,590.08, 18,885.02 and 4,692.33 is: 7,038.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,590.08 : 18,885.02 = 4,692.33 : x
  2. Step 2: Convert to fraction form
    12,590.08/18,885.02 = 4,692.33/x
  3. Step 3: Cross multiply
    12,590.08x = 18,885.02 × 4,692.33
  4. Step 4: Simplify right side
    12,590.08x = 88,614,762.03
  5. Step 5: Solve for x
    x = 88,614,762.03/12,590.08
  6. Step 6: Final answer
    x = 7,038.46

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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.