Home / 7,848.04-10,830.74-4,491.90

Finding the Fourth Proportional to 7,848.04, 10,830.74 and 4,491.90

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Solution

The fourth proportional to 7,848.04, 10,830.74 and 4,491.90 is: 6,199.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.04 : 10,830.74 = 4,491.90 : x
  2. Step 2: Convert to fraction form
    7,848.04/10,830.74 = 4,491.90/x
  3. Step 3: Cross multiply
    7,848.04x = 10,830.74 × 4,491.90
  4. Step 4: Simplify right side
    7,848.04x = 48,650,601.01
  5. Step 5: Solve for x
    x = 48,650,601.01/7,848.04
  6. Step 6: Final answer
    x = 6,199.08

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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.