Home / 4,307.44-6,457.98-1,384.08

Finding the Fourth Proportional to 4,307.44, 6,457.98 and 1,384.08

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Solution

The fourth proportional to 4,307.44, 6,457.98 and 1,384.08 is: 2,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.44 : 6,457.98 = 1,384.08 : x
  2. Step 2: Convert to fraction form
    4,307.44/6,457.98 = 1,384.08/x
  3. Step 3: Cross multiply
    4,307.44x = 6,457.98 × 1,384.08
  4. Step 4: Simplify right side
    4,307.44x = 8,938,360.96
  5. Step 5: Solve for x
    x = 8,938,360.96/4,307.44
  6. Step 6: Final answer
    x = 2,075.10

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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.