Home / 7,023.24-9,690.08-4,038.84

Finding the Fourth Proportional to 7,023.24, 9,690.08 and 4,038.84

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Solution

The fourth proportional to 7,023.24, 9,690.08 and 4,038.84 is: 5,572.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023.24 : 9,690.08 = 4,038.84 : x
  2. Step 2: Convert to fraction form
    7,023.24/9,690.08 = 4,038.84/x
  3. Step 3: Cross multiply
    7,023.24x = 9,690.08 × 4,038.84
  4. Step 4: Simplify right side
    7,023.24x = 39,136,662.51
  5. Step 5: Solve for x
    x = 39,136,662.51/7,023.24
  6. Step 6: Final answer
    x = 5,572.45

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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.