Home / 4,430.60-6,646.80-1,509.02

Finding the Fourth Proportional to 4,430.60, 6,646.80 and 1,509.02

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Solution

The fourth proportional to 4,430.60, 6,646.80 and 1,509.02 is: 2,263.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.60 : 6,646.80 = 1,509.02 : x
  2. Step 2: Convert to fraction form
    4,430.60/6,646.80 = 1,509.02/x
  3. Step 3: Cross multiply
    4,430.60x = 6,646.80 × 1,509.02
  4. Step 4: Simplify right side
    4,430.60x = 10,030,154.14
  5. Step 5: Solve for x
    x = 10,030,154.14/4,430.60
  6. Step 6: Final answer
    x = 2,263.84

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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.