Home / 2,319.98-3,459.28-2,062.40

Finding the Fourth Proportional to 2,319.98, 3,459.28 and 2,062.40

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Solution

The fourth proportional to 2,319.98, 3,459.28 and 2,062.40 is: 3,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.98 : 3,459.28 = 2,062.40 : x
  2. Step 2: Convert to fraction form
    2,319.98/3,459.28 = 2,062.40/x
  3. Step 3: Cross multiply
    2,319.98x = 3,459.28 × 2,062.40
  4. Step 4: Simplify right side
    2,319.98x = 7,134,419.07
  5. Step 5: Solve for x
    x = 7,134,419.07/2,319.98
  6. Step 6: Final answer
    x = 3,075.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.