Home / 4,707.04-7,060.61-1,420.16

Finding the Fourth Proportional to 4,707.04, 7,060.61 and 1,420.16

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Solution

The fourth proportional to 4,707.04, 7,060.61 and 1,420.16 is: 2,130.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.04 : 7,060.61 = 1,420.16 : x
  2. Step 2: Convert to fraction form
    4,707.04/7,060.61 = 1,420.16/x
  3. Step 3: Cross multiply
    4,707.04x = 7,060.61 × 1,420.16
  4. Step 4: Simplify right side
    4,707.04x = 10,027,181.75
  5. Step 5: Solve for x
    x = 10,027,181.75/4,707.04
  6. Step 6: Final answer
    x = 2,130.25

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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.