Home / 2,430.02-3,353.72-1,368.18

Finding the Fourth Proportional to 2,430.02, 3,353.72 and 1,368.18

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Solution

The fourth proportional to 2,430.02, 3,353.72 and 1,368.18 is: 1,888.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.02 : 3,353.72 = 1,368.18 : x
  2. Step 2: Convert to fraction form
    2,430.02/3,353.72 = 1,368.18/x
  3. Step 3: Cross multiply
    2,430.02x = 3,353.72 × 1,368.18
  4. Step 4: Simplify right side
    2,430.02x = 4,588,485.79
  5. Step 5: Solve for x
    x = 4,588,485.79/2,430.02
  6. Step 6: Final answer
    x = 1,888.25

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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.